{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0xff6a4f98bbc8ba6f2bd13b1c33b255bdb018d7e0d2f8f648bf5d9c471fb4a521",
    "signature": "0xbe0d48d5694ee5693abcf8b630709573805ec3ae2b54e33466a8d7dc6186699a453595e06dcef15e1e919f1fc5498daef4847d4e2baf007f7aa05bb10935a7bf1b",
    "signer": "0xF6F9F433Ab5dDe3c96D63C2fFAa64b610599a410",
    "userId": "80682"
  }
}