{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56679",
    "entityType": "User",
    "nonce": "0x8718b313b836ee4a77d7cd36f628b5137517e6f9ee1676ff4e840cf869c51624",
    "signature": "0xf4de84c7f3ec850907c1c7d965061dc8cbec82af1e18b9bca4e549cd2cf3a1146a2db14d8fb65bf39c239e9b6c199ce1d5fe0fbd5d188cfeaf4e4aac58d598e91b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}