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POST
/
api
/
messaging
/
contacts
/
{contact_id}
/
opt-in
Contact Opt-In
curl --request POST \
  --url https://api.example.com/api/messaging/contacts/{contact_id}/opt-in/
{
  "success": true,
  "message": "Contact opted in successfully",
  "opt_in_at": "2025-11-27T10:30:00Z"
}
Opt a contact back in to receive messages.
​
contact_id
string
required
Contact ID

​
Success Response (200)

​
success
boolean
Operation success status
​
message
string
Success message
​
opt_in_at
string
Timestamp of opt-in
{
  "success": true,
  "message": "Contact opted in successfully",
  "opt_in_at": "2025-11-27T10:30:00Z"
}