{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "484365174",
    "entityType": "User",
    "nonce": "0x79533c2a82fb86ab503230504d916b7a12c75d558308eebf9ac91aa590b83594",
    "signature": "0xd81a75a2fb1b5a9ce6c0eebe83a55a6bac6fa8525eef951355eaeef54762cd5d07a7f6429dc3c59cd8367cb89645fe8674a6501e9b5ae5b80992a9922b47259b1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}