ECSEND API v1 Documentation
Contact Books
Endpoints to list, create books, and add contacts by book name.
GET /contacts/books
Lists all contact books for the authenticated account.
POST /contacts/books
Creates a new contact book (name required).
json
{
"name": "My Contacts",
"description": "Personal contact list"
}GET/POST /contacts/books/{name}
Use book name in path to list contacts or add a new contact.
json
{
"phoneNumber": "+25884XXXXXXX",
"contactName": "John Doe"
}