Authentication
x-hallify-signature: <HALLIFY_SIGNATURE>HMAC-SHA256 signature credential. Each operation documents its exact protocol through x-hallify-hmac metadata and the operation description.
Parameters
providerIdPath · RequiredHallify UUID whose ownership is validated against every parent tenant and aggregate in this route before the selected resource is exposed or changed.
string · uuidFull definition
{ "type": "string", "format": "uuid", "example": "9b6163a8-afea-4877-818b-8e2ae28a2845" }x-hallify-timestampHeader · Requiredrfc3339 timestamp; accepted clock skew is ±300 seconds.
stringFull definition
{ "type": "string", "example": "example" }
Request body
Required
Provider event and message identifiers, source contact, optional subject, message body, and occurrence timestamp consumed as the signed inbound message payload.
application/json
Full definition
{
"$ref": "#/components/schemas/GuestProviderInboundMessageDto"
}Responses
200Returns the matched conversation and whether the provider event was newly applied or replayed.
Full definition
{
"$ref": "#/components/schemas/GuestProviderWebhooksInboundResultDto"
}{
"accepted": true,
"messageId": "6656e43a-a70a-4ac5-8f2c-e049d62f80c7",
"conversationId": "d6993a6a-84c6-4c36-8812-5d181ae025cd",
"duplicate": true
}400Provider identifier or inbound message payload is invalid
Full definition
{
"$ref": "#/components/schemas/TranslatedErrorDto"
}{
"statusCode": 400,
"error": "errors:http.badRequest",
"code": "HTTP_BAD_REQUEST",
"message": "errors:http.badRequest",
"translationKey": "errors:http.badRequest"
}401Provider is unavailable or its HMAC signature is invalid or stale
Full definition
{
"$ref": "#/components/schemas/TranslatedErrorDto"
}{
"statusCode": 401,
"error": "errors:http.unauthorized",
"code": "HTTP_UNAUTHORIZED",
"message": "errors:http.unauthorized",
"translationKey": "errors:http.unauthorized"
}503Provider signing secret could not be decrypted
Full definition
{
"$ref": "#/components/schemas/TranslatedErrorDto"
}{
"statusCode": 503,
"error": "errors:http.serviceUnavailable",
"code": "HTTP_SERVICE_UNAVAILABLE",
"message": "errors:http.serviceUnavailable",
"translationKey": "errors:http.serviceUnavailable"
}Schemas
GuestProviderInboundMessageDto
Authenticates the provider event, deduplicates its event identifier, and appends the inbound message to the matching venue conversation.
externalEventIdRequiredOpaque identifier for external event associated with guest provider inbound message; clients must not assume UUID syntax. Accepted values enforce maximum length 191.
stringFull definition
{ "type": "string", "maxLength": 191, "description": "Opaque identifier for external event associated with guest provider inbound message; clients must not assume UUID syntax. Accepted values enforce maximum length 191.", "example": "Synthetic example" }externalMessageIdRequiredOpaque identifier for external message associated with guest provider inbound message; clients must not assume UUID syntax. Accepted values enforce maximum length 191.
stringFull definition
{ "type": "string", "maxLength": 191, "description": "Opaque identifier for external message associated with guest provider inbound message; clients must not assume UUID syntax. Accepted values enforce maximum length 191.", "example": "Synthetic example" }contactValueRequiredContact value interpreted according to the sibling type, kind, unit, or policy fields in guest provider inbound message. Accepted values enforce maximum length 254.
stringFull definition
{ "type": "string", "maxLength": 254, "description": "Contact value interpreted according to the sibling type, kind, unit, or policy fields in guest provider inbound message. Accepted values enforce maximum length 254.", "example": "Synthetic example" }subjectOptionalHuman-readable subject line used by guest provider inbound message. Accepted values enforce maximum length 255.
stringFull definition
{ "type": "string", "maxLength": 255, "description": "Human-readable subject line used by guest provider inbound message. Accepted values enforce maximum length 255.", "example": "Synthetic example" }bodyRequiredHuman-authored body content stored with guest provider inbound message. Accepted values enforce minimum length 1 and maximum length 5000.
stringFull definition
{ "type": "string", "minLength": 1, "maxLength": 5000, "description": "Human-authored body content stored with guest provider inbound message. Accepted values enforce minimum length 1 and maximum length 5000.", "example": "Synthetic example" }occurredAtRequiredRFC 3339 timestamp for occurred at; offsets represent the same absolute instant.
string · date-timeFull definition
{ "type": "string", "format": "date-time", "description": "RFC 3339 timestamp for occurred at; offsets represent the same absolute instant.", "example": "2026-01-15T12:00:00.000Z" }
Full definition
{
"type": "object",
"properties": {
"externalEventId": {
"type": "string",
"maxLength": 191,
"description": "Opaque identifier for external event associated with guest provider inbound message; clients must not assume UUID syntax. Accepted values enforce maximum length 191.",
"example": "Synthetic example"
},
"externalMessageId": {
"type": "string",
"maxLength": 191,
"description": "Opaque identifier for external message associated with guest provider inbound message; clients must not assume UUID syntax. Accepted values enforce maximum length 191.",
"example": "Synthetic example"
},
"contactValue": {
"type": "string",
"maxLength": 254,
"description": "Contact value interpreted according to the sibling type, kind, unit, or policy fields in guest provider inbound message. Accepted values enforce maximum length 254.",
"example": "Synthetic example"
},
"subject": {
"type": "string",
"maxLength": 255,
"description": "Human-readable subject line used by guest provider inbound message. Accepted values enforce maximum length 255.",
"example": "Synthetic example"
},
"body": {
"type": "string",
"minLength": 1,
"maxLength": 5000,
"description": "Human-authored body content stored with guest provider inbound message. Accepted values enforce minimum length 1 and maximum length 5000.",
"example": "Synthetic example"
},
"occurredAt": {
"type": "string",
"format": "date-time",
"description": "RFC 3339 timestamp for occurred at; offsets represent the same absolute instant.",
"example": "2026-01-15T12:00:00.000Z"
}
},
"required": [
"externalEventId",
"externalMessageId",
"contactValue",
"body",
"occurredAt"
],
"description": "Authenticates the provider event, deduplicates its event identifier, and appends the inbound message to the matching venue conversation.",
"example": {
"externalEventId": "Synthetic example",
"externalMessageId": "Synthetic example",
"contactValue": "Synthetic example",
"body": "Synthetic example",
"occurredAt": "2026-01-15T12:00:00.000Z"
}
}GuestProviderWebhooksInboundResultDto
Returns the matched conversation and whether the provider event was newly applied or replayed.
acceptedRequiredAllowed accepted for guest provider webhooks inbound: true.
booleanFull definition
{ "type": "boolean", "enum": [ true ], "description": "Allowed accepted for guest provider webhooks inbound: true.", "example": true }messageIdRequiredHallify UUID identifying message associated with guest provider webhooks inbound.
string · uuidFull definition
{ "type": "string", "format": "uuid", "description": "Hallify UUID identifying message associated with guest provider webhooks inbound.", "example": "6656e43a-a70a-4ac5-8f2c-e049d62f80c7" }conversationIdRequiredHallify UUID identifying conversation associated with guest provider webhooks inbound.
string · uuidFull definition
{ "type": "string", "format": "uuid", "description": "Hallify UUID identifying conversation associated with guest provider webhooks inbound.", "example": "d6993a6a-84c6-4c36-8812-5d181ae025cd" }duplicateRequiredWhether the submitted event was already accepted and handled as a duplicate.
booleanFull definition
{ "type": "boolean", "description": "Whether the submitted event was already accepted and handled as a duplicate.", "example": true }
Full definition
{
"type": "object",
"required": [
"accepted",
"messageId",
"conversationId",
"duplicate"
],
"properties": {
"accepted": {
"type": "boolean",
"enum": [
true
],
"description": "Allowed accepted for guest provider webhooks inbound: true.",
"example": true
},
"messageId": {
"type": "string",
"format": "uuid",
"description": "Hallify UUID identifying message associated with guest provider webhooks inbound.",
"example": "6656e43a-a70a-4ac5-8f2c-e049d62f80c7"
},
"conversationId": {
"type": "string",
"format": "uuid",
"description": "Hallify UUID identifying conversation associated with guest provider webhooks inbound.",
"example": "d6993a6a-84c6-4c36-8812-5d181ae025cd"
},
"duplicate": {
"type": "boolean",
"description": "Whether the submitted event was already accepted and handled as a duplicate.",
"example": true
}
},
"description": "Returns the matched conversation and whether the provider event was newly applied or replayed.",
"example": {
"accepted": true,
"messageId": "6656e43a-a70a-4ac5-8f2c-e049d62f80c7",
"conversationId": "d6993a6a-84c6-4c36-8812-5d181ae025cd",
"duplicate": true
}
}TranslatedErrorDto
Stable error envelope emitted by the global HTTP exception boundary. Domain-specific machine data, when present, is nested under details.
statusCodeRequiredHTTP status code repeated from the response.
integerFull definition
{ "type": "integer", "description": "HTTP status code repeated from the response.", "example": 400 }errorRequiredTranslation key for the HTTP category, such as errors:http.conflict. The specific cause is identified by code and translationKey.
stringFull definition
{ "type": "string", "description": "Translation key for the HTTP category, such as errors:http.conflict. The specific cause is identified by code and translationKey.", "example": "errors.request.invalid" }codeRequiredStable machine-readable domain code, or an HTTP_* fallback when no domain code is provided. Branch on this field and the HTTP status; localized wording never controls retries or business decisions.
stringFull definition
{ "type": "string", "example": "HTTP_BAD_REQUEST", "description": "Stable machine-readable domain code, or an HTTP_* fallback when no domain code is provided. Branch on this field and the HTTP status; localized wording never controls retries or business decisions." }messageRequiredTranslation key, identical to translationKey. The API does not return localized display text. Resolve the key and translationValues in the consuming application.
stringFull definition
{ "type": "string", "example": "errors:http.badRequest", "description": "Translation key, identical to translationKey. The API does not return localized display text. Resolve the key and translationValues in the consuming application." }translationKeyRequiredCanonical translation key, identical to message. Status-specific errors:http.* keys cover unspecified failures. Public keys and EN/RU explanations are listed in Developers; unknown keys require a localized client fallback.
stringFull definition
{ "type": "string", "example": "errors:http.badRequest", "description": "Canonical translation key, identical to message. Status-specific errors:http.* keys cover unspecified failures. Public keys and EN/RU explanations are listed in Developers; unknown keys require a localized client fallback." }translationValuesOptionalOptional scalar values for placeholders in the translation. Treat values as data, escape them when rendering, and never use them as translation options.
objectFull definition
{ "type": "object", "additionalProperties": { "oneOf": [ { "type": "string", "example": "example" }, { "type": "number", "example": 0 }, { "type": "boolean", "example": true } ], "example": "example" }, "description": "Optional scalar values for placeholders in the translation. Treat values as data, escape them when rendering, and never use them as translation options.", "example": { "exampleKey": "example" } }validationErrorsOptionalField validation failures with translation keys and stable validator codes. Submitted values and raw validator text are not included.
arrayFull definition
{ "description": "Field validation failures with translation keys and stable validator codes. Submitted values and raw validator text are not included.", "type": "array", "items": { "$ref": "#/components/schemas/ValidationErrorDto" }, "example": [ { "field": "email", "translationKey": "validation:isEmail", "code": "isEmail", "message": "validation:isEmail" } ] }detailsOptionalOptional domain-specific blocker or validation details
oneOfFull definition
{ "description": "Optional domain-specific blocker or validation details", "oneOf": [ { "type": "array", "items": { "$ref": "#/components/schemas/JsonValue" }, "example": [ "example" ] }, { "type": "object", "additionalProperties": { "$ref": "#/components/schemas/JsonValue" }, "example": { "exampleKey": "example" } } ], "example": [ "example" ] }
Full definition
{
"type": "object",
"properties": {
"statusCode": {
"type": "integer",
"description": "HTTP status code repeated from the response.",
"example": 400
},
"error": {
"type": "string",
"description": "Translation key for the HTTP category, such as errors:http.conflict. The specific cause is identified by code and translationKey.",
"example": "errors.request.invalid"
},
"code": {
"type": "string",
"example": "HTTP_BAD_REQUEST",
"description": "Stable machine-readable domain code, or an HTTP_* fallback when no domain code is provided. Branch on this field and the HTTP status; localized wording never controls retries or business decisions."
},
"message": {
"type": "string",
"example": "errors:http.badRequest",
"description": "Translation key, identical to translationKey. The API does not return localized display text. Resolve the key and translationValues in the consuming application."
},
"translationKey": {
"type": "string",
"example": "errors:http.badRequest",
"description": "Canonical translation key, identical to message. Status-specific errors:http.* keys cover unspecified failures. Public keys and EN/RU explanations are listed in Developers; unknown keys require a localized client fallback."
},
"translationValues": {
"type": "object",
"additionalProperties": {
"oneOf": [
{
"type": "string",
"example": "example"
},
{
"type": "number",
"example": 0
},
{
"type": "boolean",
"example": true
}
],
"example": "example"
},
"description": "Optional scalar values for placeholders in the translation. Treat values as data, escape them when rendering, and never use them as translation options.",
"example": {
"exampleKey": "example"
}
},
"validationErrors": {
"description": "Field validation failures with translation keys and stable validator codes. Submitted values and raw validator text are not included.",
"type": "array",
"items": {
"$ref": "#/components/schemas/ValidationErrorDto"
},
"example": [
{
"field": "email",
"translationKey": "validation:isEmail",
"code": "isEmail",
"message": "validation:isEmail"
}
]
},
"details": {
"description": "Optional domain-specific blocker or validation details",
"oneOf": [
{
"type": "array",
"items": {
"$ref": "#/components/schemas/JsonValue"
},
"example": [
"example"
]
},
{
"type": "object",
"additionalProperties": {
"$ref": "#/components/schemas/JsonValue"
},
"example": {
"exampleKey": "example"
}
}
],
"example": [
"example"
]
}
},
"required": [
"statusCode",
"error",
"code",
"message",
"translationKey"
],
"description": "Stable error envelope emitted by the global HTTP exception boundary. Domain-specific machine data, when present, is nested under details.",
"example": {
"statusCode": 400,
"error": "errors:http.badRequest",
"code": "HTTP_BAD_REQUEST",
"message": "errors:http.badRequest",
"translationKey": "errors:http.badRequest"
}
}ValidationErrorDto
Field validation failure with a field path, stable validator code and a translation key. Human-readable text belongs to the consuming application.
fieldRequiredPublic field path. Nested properties and array indices are separated by dots.
stringFull definition
{ "type": "string", "example": "email", "description": "Public field path. Nested properties and array indices are separated by dots." }translationKeyRequiredTranslation key for this validator, identical to message. Resolve it using a client dictionary; see the public Developers error catalog.
stringFull definition
{ "type": "string", "example": "validation:isEmail", "description": "Translation key for this validator, identical to message. Resolve it using a client dictionary; see the public Developers error catalog." }codeRequiredStable validator identifier for this field failure. Custom validators may define additional identifiers.
stringFull definition
{ "type": "string", "example": "isEmail", "description": "Stable validator identifier for this field failure. Custom validators may define additional identifiers." }messageRequiredTranslation key describing this field validation failure, identical to translationKey. Submitted values and validator prose are not included.
stringFull definition
{ "type": "string", "example": "validation:isEmail", "description": "Translation key describing this field validation failure, identical to translationKey. Submitted values and validator prose are not included." }translationValuesOptionalOptional scalar values for placeholders in the translation. Treat values as data, escape them when rendering, and never use them as translation options.
objectFull definition
{ "type": "object", "additionalProperties": { "oneOf": [ { "type": "string", "example": "example" }, { "type": "number", "example": 0 }, { "type": "boolean", "example": true } ], "example": "example" }, "description": "Optional scalar values for placeholders in the translation. Treat values as data, escape them when rendering, and never use them as translation options.", "example": { "exampleKey": "example" } }
Full definition
{
"type": "object",
"properties": {
"field": {
"type": "string",
"example": "email",
"description": "Public field path. Nested properties and array indices are separated by dots."
},
"translationKey": {
"type": "string",
"example": "validation:isEmail",
"description": "Translation key for this validator, identical to message. Resolve it using a client dictionary; see the public Developers error catalog."
},
"code": {
"type": "string",
"example": "isEmail",
"description": "Stable validator identifier for this field failure. Custom validators may define additional identifiers."
},
"message": {
"type": "string",
"example": "validation:isEmail",
"description": "Translation key describing this field validation failure, identical to translationKey. Submitted values and validator prose are not included."
},
"translationValues": {
"type": "object",
"additionalProperties": {
"oneOf": [
{
"type": "string",
"example": "example"
},
{
"type": "number",
"example": 0
},
{
"type": "boolean",
"example": true
}
],
"example": "example"
},
"description": "Optional scalar values for placeholders in the translation. Treat values as data, escape them when rendering, and never use them as translation options.",
"example": {
"exampleKey": "example"
}
}
},
"required": [
"field",
"translationKey",
"code",
"message"
],
"description": "Field validation failure with a field path, stable validator code and a translation key. Human-readable text belongs to the consuming application.",
"example": {
"field": "email",
"translationKey": "validation:isEmail",
"code": "isEmail",
"message": "validation:isEmail"
}
}JsonValue
Recursively JSON-safe value used only where the owning contract intentionally allows free-form structured data.
Full definition
{
"oneOf": [
{
"type": "string",
"nullable": true,
"example": "example"
},
{
"type": "number",
"example": 0
},
{
"type": "boolean",
"example": true
},
{
"type": "array",
"items": {
"$ref": "#/components/schemas/JsonValue"
},
"example": [
"example"
]
},
{
"type": "object",
"additionalProperties": {
"$ref": "#/components/schemas/JsonValue"
},
"example": {
"exampleKey": "example"
}
}
],
"description": "Recursively JSON-safe value used only where the owning contract intentionally allows free-form structured data.",
"example": "example"
}