{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x54543566c678b37da4efcf37e7cb80aa5f4050763a598b69e4094f9159e211f6",
    "signature": "0x72ae1d338505087da4dec227fd9440e8109706db2bf16f806dc2d3dbe5e6177458c5eb9355f2c6b5e0d041d00f845b8e65853c5ca76839a3cb732cb09f57c79c1b",
    "signer": "0xdD03ED106abBEF4982159500e32B8602B985a69B",
    "userId": "444965341"
  }
}