{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x1cf16083b22ae6d8242e368ead40c975de2287e9da6eec1abe2b42aa3f8ff8fc",
    "signature": "0x99896c713ced30dced75ed7759ee53c0fbe19355b2f5669342b8e3cf65bdcfb8164cb35ad52c483e631942d8d2d13951cd2dc2f87da2caccb28f632350650e691c",
    "signer": "0x9acF8CBE8f2B0d51e756C58D6d1f946A8757602F",
    "userId": "428941685"
  }
}