{ "segment": "ZzZzZzZ" }
curl --location --request POST 'https://a2p.jp/api/v2/shorturl/cancel' \ --header 'Authorization;' \ --header 'Accept;' \ --header 'Content-Type: application/json' \ --data-raw '{ "segment": "ZzZzZzZ" }'
{ "result": { "code": 0, "message": "string", "received_utc": "2019-08-24T14:15:22.123Z" }, "message": { "segment_canceled": "string" } }