{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "13154",
    "entityType": "User",
    "nonce": "0xb6374c1829b997ae15d972ad6fe4d4ae30a26a45a36cbf2c2bc190c7ee2058f6",
    "signature": "0x85dedc948014658003da246c2ae6593455bcb6644fb9710637d44ec9479669674e0a4f428a1244344bddda29a5acb45878e1aa527cca145c0b5d7be286ed503c1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}