{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94612",
    "entityType": "User",
    "nonce": "0x9fdc01bca1514bb800781c9e68133a18a5b1a2dc8397da97c959b99b633f069f",
    "signature": "0x465015dfa0f2dc76636f99014bd71dd4307fd533dea4c2b101d22113595262876a5a72825b3b89ad10b1a8164d6c2b5f82740190998a5b783b0c2762a5fa92f41c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}