{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0x97be235e16f2df054f9016829c3b6239f28401f036e5dce411f581043a353f40",
    "signature": "0xa8dd22f82dfb8db98140c1de35d880d1e499963d03eaee6711357b15b0b6229f0f52000a096cd6f5f3554a435482a51ad64d5137a642600706a139f3421b511d1b",
    "signer": "0x936222d539A82b8FfA7faBBeAC7b9d5952BA7737",
    "userId": "3790984"
  }
}