{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "168164",
    "entityType": "User",
    "nonce": "0xf04f45d14e3fb1c90e8e9dbd917a9c417155f40c5e5a232a0b3a5f5cc79b7b0b",
    "signature": "0x6213dbd0fbd65235c7d4fa513050625049810bccff350689f509ffa812f823a23119445e07d9de4acceec3d7df1ca03ffbfa7fea515bdf0f71055b77cac4aac11c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}