{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xcb09a7bd752d4d2ae3b9e8dceaf44562921229d947d3a370d639f6c78464360c",
    "signature": "0x0b14599d7518117fbf1c722c8031620959986031d7900765bc88663ecdad4c9801bdacf64f91b2c75bfe8a8a62a5a4235b64cd2179770fead417f5ccec87aee51b",
    "signer": "0xF497f02EC03ed7C82f33A74f62147500d0141014",
    "userId": "227196453"
  }
}