Sends new transaction.
POST /api/v2/sendtx/ (hex tx data in request body) NB: the '/' symbol at the end is mandatory.
Note: Only the POST request of sendtx is currently supported by Validation Cloud, not the GET version.
{
"result": "7c3be24063f268aaa1ed81b64776798f56088757641a34fb156c4f51ed2e9d25"
}
{
"error": {
"message": "error message"
}
}