http://sns.{region}.amazonaws.com/#Action=CheckIfPhoneNumberIsOptedOut<p>Accepts a phone number and indicates whether the phone holder has opted out of receiving SMS messages from your Amazon Web Services account. You cannot send SMS messages to a number that is opted out.</p> <p>To resume sending messages, you can opt in the number by using the <code>OptInPhoneNumber</code> action.</p>
{
"success": true,
"data": {
"id": "abc123",
"created_at": "2025-01-01T00:00:00Z"
}
}{
"success": false,
"error": {
"code": "VALIDATION_ERROR",
"message": "Invalid request parameters"
}
}1curl --request POST \2 --url 'http://sns.{region}.amazonaws.com/#Action=CheckIfPhoneNumberIsOptedOut' \3 --header 'accept: application/json' \4 --header 'content-type: application/json'1{2 "success": true,3 "data": {4 "id": "abc123",5 "created_at": "2025-01-01T00:00:00Z"6 }7}http://sns.{region}.amazonaws.com/#Action=CheckIfPhoneNumberIsOptedOut<p>Accepts a phone number and indicates whether the phone holder has opted out of receiving SMS messages from your Amazon Web Services account. You cannot send SMS messages to a number that is opted out.</p> <p>To resume sending messages, you can opt in the number by using the <code>OptInPhoneNumber</code> action.</p>
{
"success": true,
"data": {
"id": "abc123",
"created_at": "2025-01-01T00:00:00Z"
}
}{
"success": false,
"error": {
"code": "VALIDATION_ERROR",
"message": "Invalid request parameters"
}
}1curl --request POST \2 --url 'http://sns.{region}.amazonaws.com/#Action=CheckIfPhoneNumberIsOptedOut' \3 --header 'accept: application/json' \4 --header 'content-type: application/json'1{2 "success": true,3 "data": {4 "id": "abc123",5 "created_at": "2025-01-01T00:00:00Z"6 }7}