{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "174147",
    "entityType": "User",
    "nonce": "0xa06c5a63ef4f496eec949f0a540c675569fa7c21fc3fe3a830f5622dd9fabc19",
    "signature": "0x33005fb84d9202104a683e02b90c53995d7b5181692211d5ae6dab4f2c4dda486fbf8443c769649a6c2a415f3222866d7dd4607cef45cfc23f0458ef0a8523991c",
    "signer": "0xC56E1ccbA93c1E645e5F27Bf8A5ca13eB7A5eEbe",
    "userId": "335878078"
  }
}