{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x6e37a8f3cc5bcd246bcfaaedc880662a8a296ff293249ac033f0a00c23beeede",
    "signature": "0x4c1538fb6f9becc0bf2fdd288c2187ae3210f3c1057d0017cceefb63524ca9a84f3fadf6771592eef32d0b654c85d826195f929e9739ceb230a98c3a0b89d72f1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}