{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113",
    "entityType": "User",
    "nonce": "0x65669b5fa69eea7fca0f900f0e915b228cb23468b891654d1d040b142b8e01fa",
    "signature": "0xc75c8af29f1a353751be20be77c04fc671456bd96020a0ecdb4f03d31a897d85317843dbb6e7bbc2695803d4d5b374dd10bd98c9c99172f7cdccb6fc49af51071b",
    "signer": "0x424b8Df5989875ef5215DFdB54730e493002E0Ae",
    "userId": "548196171"
  }
}