{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "14707",
    "entityType": "User",
    "nonce": "0x06dbfb783c9a0443dbf23ee284377f5090029b577a16e7546074ccd0eb22c179",
    "signature": "0xf5d25d39c9ac74bbe15b33448d71d2a11d11ca19f472ddb03f748607c9bfcb7a40edaf7f5e15aaccecd6a34fb617acd8bb429843fb2560b7ec2cf2c514258d611b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}