{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "128008",
    "entityType": "User",
    "nonce": "0x050b0ff8fcb981be1b84506a2a3eddf5adad145048341512c4b4e7ab6caf21ad",
    "signature": "0x1e4dd9bf2b0b0f1a608e58ae910602af01f875f178928372da6520605ed918fe5f5bbbcab5792f24ad0c039e232c8aa6328cbdf84b685ac6c4a19715376cf47d1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}