{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "63791",
    "entityType": "User",
    "nonce": "0x5045e69d9a788493cee330a725b8f1022a44cd1cc629fff06e7fafdd69d7fee3",
    "signature": "0xc3e21ea412fdb5a71e1b4d366f04c6d3228ea1f97989a565f8f3bd4490672d705dc4081616441361e0bbd7b1a5cf660cc0f6e0754dad14b0a0ae0e970dbd93ff1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}