curl -X POST 'https://app.yampi.ai/api/v1/accounts/1/contacts' \
  -H 'api_access_token: TU_TOKEN' \
  -H 'Content-Type: application/json' \
  -d '{
    "inbox_id": 1,
    "name": "Alice",
    "email": "alice@acme.inc",
    "phone_number": "+57300123456",
    "identifier": "cliente-001"
  }'

{
  "id": 10,
  "name": "Alice",
  "email": "alice@acme.inc",
  "phone_number": "+57300123456",
  "identifier": "cliente-001",
  "thumbnail": null,
  "blocked": false,
  "custom_attributes": {},
  "contact_inboxes": [],
  "additional_attributes": {}
}