Iniciar conversa com o contato de um lead

{  "conversation": {    "id": "wac_2jxsy8cc8v0348asy6t1",    "number_id": "string",    "number_display_phone_number": "string",    "party_id": "string",    "contact_wa_id": "string",    "contact_bsuid": "string",    "contact_name": "string",    "triage": "pending",    "lead_id": "string",    "last_inbound_at": "2019-08-24T14:15:22Z",    "last_message_at": "2019-08-24T14:15:22Z",    "last_message": {      "id": "string",      "direction": "inbound",      "type": "string",      "body": "string",      "status": "string",      "occurred_at": "2019-08-24T14:15:22Z"    },    "unread_count": 0,    "last_read_at": "2019-08-24T14:15:22Z",    "opted_out_at": "2019-08-24T14:15:22Z",    "window_open": true,    "window_expires_at": "2019-08-24T14:15:22Z",    "held": true,    "created_at": "2019-08-24T14:15:22Z",    "updated_at": "2019-08-24T14:15:22Z"  },  "message": {    "id": "wam_2jxsy8cc8v0348asy6t1",    "conversation_id": "string",    "direction": "inbound",    "source": "webhook",    "meta_message_id": "string",    "type": "text",    "body": "string",    "template_name": "string",    "template_language": "string",    "media_mime_type": "string",    "media_filename": "string",    "has_media": true,    "status": "received",    "status_at": "2019-08-24T14:15:22Z",    "error_code": 0,    "error_title": "string",    "actor_id": "string",    "actor_type": "string",    "occurred_at": "2019-08-24T14:15:22Z"  },  "created": true}

{  "type": "validation",  "title": "Validation Failed",  "status": 400,  "detail": "name is required",  "code": "validation.required",  "instance": "/public/v1/brokers",  "request_id": "req_abc123",  "timestamp": "2026-02-15T12:00:00Z",  "documentation_url": "https://docs.nobur.com.br/errors/validation",  "errors": [    {      "field": "name",      "message": "name is required",      "code": "validation.broker.name_required"    }  ]}

{  "type": "unauthorized",  "title": "Authentication Required",  "status": 401,  "detail": "authentication required",  "code": "unauthorized.auth_required",  "request_id": "req_abc123",  "timestamp": "2026-02-15T12:00:00Z",  "documentation_url": "https://docs.nobur.com.br/errors/unauthorized"}

{  "type": "forbidden",  "title": "Access Denied",  "status": 403,  "detail": "insufficient permissions",  "code": "forbidden.insufficient_permissions",  "request_id": "req_abc123",  "timestamp": "2026-02-15T12:00:00Z",  "documentation_url": "https://docs.nobur.com.br/errors/forbidden"}

{  "type": "not_found",  "title": "Resource Not Found",  "status": 404,  "detail": "broker not found",  "code": "not_found.broker",  "request_id": "req_abc123",  "timestamp": "2026-02-15T12:00:00Z",  "documentation_url": "https://docs.nobur.com.br/errors/not-found"}

{  "type": "rate_limit",  "title": "Rate Limit Exceeded",  "status": 429,  "detail": "rate limit exceeded",  "code": "rate_limit.exceeded",  "retry_after": 60,  "request_id": "req_abc123",  "timestamp": "2026-02-15T12:00:00Z",  "documentation_url": "https://docs.nobur.com.br/errors/rate-limit"}

{  "type": "internal",  "title": "Internal Server Error",  "status": 500,  "detail": "an unexpected error occurred",  "code": "internal.unexpected",  "request_id": "req_abc123",  "timestamp": "2026-02-15T12:00:00Z",  "documentation_url": "https://docs.nobur.com.br/errors/internal"}