{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "362002",
    "entityType": "User",
    "nonce": "0x7615275ce2fd9455a3d41f29fc3764fa3b1e2bdbddbb0bc89a9c786a25eb6916",
    "signature": "0xd0d9e0ffe0921a8e824ed8e50324690572995d5a14033f0e01a7a0dbdfa5b25c7d267495a96bb59524c8d08649d71434dcccb46450335e1640e7ff4aaa50c8d01c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}