{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "8090",
    "entityType": "User",
    "nonce": "0x358d9e3e8b838bd2d85efcf7cb2061cdd35840959cd419a0caf18d9b545f7904",
    "signature": "0xd139e48a0677703610a5d1317435af06159289c4510cc28fa8b468a714e9bbc100653000f46337fcff99b80e8e5159888e92b6410c94a5893e5fc9808ec03c221c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}