Preview a text and get its owner approval link

curl --request POST \
  --url https://api.sempera.org/v1/phone-messages/preview \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "to": "<string>",
  "body": "<string>"
}
'

import requests

url = "https://api.sempera.org/v1/phone-messages/preview"

payload = {
    "to": "<string>",
    "body": "<string>"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({to: '<string>', body: JSON.stringify('<string>')})
};

fetch('https://api.sempera.org/v1/phone-messages/preview', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "object": "phone_message",
  "state": "<string>",
  "segments": 123,
  "direction": "<string>",
  "segments_settled": true,
  "encoding": "<string>",
  "thread_id": "<string>",
  "provider_message_id": "<string>",
  "spend_bound_cents": 123,
  "error": "<string>",
  "approval": {
    "standing": true,
    "url": "<string>"
  }
}

{
  "error": {
    "code": "AGENT_ENV_UNPINNED",
    "message": "<string>",
    "request_id": "<string>",
    "field": "<string>",
    "scope": "<string>",
    "reason": "<string>"
  }
}

{
  "error": {
    "code": "AGENT_ENV_UNPINNED",
    "message": "<string>",
    "request_id": "<string>",
    "field": "<string>",
    "scope": "<string>",
    "reason": "<string>"
  }
}

{
  "error": {
    "code": "AGENT_ENV_UNPINNED",
    "message": "<string>",
    "request_id": "<string>",
    "field": "<string>",
    "scope": "<string>",
    "reason": "<string>"
  }
}

{
  "error": {
    "code": "AGENT_ENV_UNPINNED",
    "message": "<string>",
    "request_id": "<string>",
    "field": "<string>",
    "scope": "<string>",
    "reason": "<string>"
  }
}

{
  "error": {
    "code": "AGENT_ENV_UNPINNED",
    "message": "<string>",
    "request_id": "<string>",
    "field": "<string>",
    "scope": "<string>",
    "reason": "<string>"
  }
}

{
  "error": {
    "code": "AGENT_ENV_UNPINNED",
    "message": "<string>",
    "request_id": "<string>",
    "field": "<string>",
    "scope": "<string>",
    "reason": "<string>"
  }
}