{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x8e7ce605957d8f52c40e12d48ace824388e0087806c568a17daab3ddd8bd76fd",
    "signature": "0xb0bb3eddc9ec31a74d9af399e60cf8c07d7f1acbea0c5fca8a084cac973e905c50c8841c125c3e823809964caaf2fc3f6a8373d7f1f5b4d50304f2e800226e731b",
    "signer": "0x4B140b61EB41438Cda0Dd10473ad1334309C1b97",
    "userId": "45511108"
  }
}