{ "$schema": "https://json-structure.org/meta/core/v0/#", "$id": "https://raw.githubusercontent.com/api-evangelist/amplitude/refs/heads/main/json-structure/identify-api-identify-request-body-structure.json", "name": "IdentifyRequestBody", "description": "IdentifyRequestBody schema from Amplitude Identify API", "type": "object", "properties": { "api_key": { "type": "string", "description": "The API key for the Amplitude project." }, "identification": { "type": "array", "description": "An array of identification objects containing user_id or device_id and user_properties.", "items": { "type": "object", "properties": { "user_id": { "type": "string", "description": "A readable ID specified by you. Required unless device_id is present." }, "device_id": { "type": "string", "description": "A device-specific identifier. Required unless user_id is present." }, "user_properties": { "$ref": "#/components/schemas/UserPropertyOperations" } } } } }, "required": [ "api_key", "identification" ] }