{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "908506084",
    "entityType": "User",
    "nonce": "0xe076beade874e2add213a6b14a37eef56fb21a1b553b199787dc56dfc85b770c",
    "signature": "0xc2d10a85683e7fc87ae91d0d85397f8c7a77e485b78963a1abaf02b0989fc87946d0bc9fe0eb471673d83168ecc3b111a353ac9fd66956ad788750cc82bd56581b",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}