{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "112305",
    "entityType": "User",
    "nonce": "0x95fafb71069147c6138356ca5230692a0b707ca5c06aa59ee60b0fc0c698951f",
    "signature": "0x3f85dd70daac5b85d5c546b59356c745279dda4b7db7f0865975622e2cd97b42798e0a7785181d71478c1b8e0d62b7db6381f4147afbbf2a500e22f357caace51c",
    "signer": "0x2Df83D15c880275a0138820cE2009Fc85eF32C65",
    "userId": "107618708"
  }
}