{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "984593706",
    "entityType": "User",
    "nonce": "0xd62763e5da95112454df74be4e8cc77e104f1e393c809849f70fc8761f77d83b",
    "signature": "0x74dce139a1fb8875bc98a3afdc63d71e9d81a48d110cbeab3e712d2e34ebeb776dc485b3fe53e45efc4590ae0e0260360761a052ecefc1a11e4000325670fba41b",
    "signer": "0x12705C8Fe8CE886CeFEFa0d4d46E906f2c35C954",
    "userId": "477934274"
  }
}