Request
type must be contacts.
Field types
to: string (required)type: string =contacts(required)contacts: array of objects (required, at least one)contacts[].name: object (recommended)contacts[].name.formatted_name: string (recommended)contacts[].name.first_name: string (optional)contacts[].name.last_name: string (optional)contacts[].phones: array of objects (optional)contacts[].phones[].phone: string (optional)contacts[].phones[].type: string (optional)contacts[].phones[].wa_id: string (optional)contacts[].emails: array of objects (optional)contacts[].emails[].email: string (optional)contacts[].urls: array of objects (optional)contacts[].urls[].url: string (optional)contacts[].addresses: array of objects (optional)contacts[].org: object (optional)contacts[].birthday: string (optional)