{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "129358",
    "entityType": "User",
    "nonce": "0x450da35b9c7d8485001fa926176ec495aaf9f9d225bf93d67b70cbac34ccc83b",
    "signature": "0x94db4731db136a3ac59306be67a72e27166305301ab564fda0a76929b989926a0b8006620211977ed171e588b8274c433ae943ae51b6525b576d4d4000e8a66b1b",
    "signer": "0xBEa1dfDBA81a63AaE979F322c34709514594D0D0",
    "userId": "705121733"
  }
}