{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "20735111",
    "entityType": "User",
    "nonce": "0x1893f4cbfcfdf7b246b0a2f6b1b5fb52b7048bafc77a723872eeb6df35a8881c",
    "signature": "0x3e26fc16f525f61ec5b284e2f19ae020a5aaa7ca91262210e112e2b1d0095e6a194cddb97ed7df36d90b1093939e3ae5ebc99579988892e6e3481dff3902e30c1b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}