{
"body": {
"messageType": "string",
"messageTemplateCode": "string",
"receivers": [
{
"staffId": 0,
"phone": "string",
"email": "string"
}
],
"fieldKeyValues": [
{
"fieldCode": "string",
"fieldValue": "string"
}
],
"urlKeyValues": [
{
"fieldCode": "string",
"fieldValue": "string"
}
],
"supportUrlParamPlaceholder": true
}
}