{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117408",
    "entityType": "User",
    "nonce": "0x60cfc6a92fa82df2a6b7962e39243e8bf753ce41a336e4d4ee04f29764d83fcb",
    "signature": "0xa580cea0237dfc403f2b2a48d46b95868f67cb282696b62af8751e76ef95b33072bb3c42c3e50e8aa0b9e952fd44dcb59184ffcfc5817a44adfaf2b2f9b0f6bb1c",
    "signer": "0x2Df83D15c880275a0138820cE2009Fc85eF32C65",
    "userId": "107618708"
  }
}