{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59289",
    "entityType": "User",
    "nonce": "0x7cd5b21d892d6844d6c7f81da44ab8d3e269f85cc86c9653b60001ee4fb19c30",
    "signature": "0xeb03b93bb72fc9c213a39a52873059c9a9bb2516f40118b909fc46d02d759aaa23d6228b23f5fca94dd1425a176d700dab843b7b36097f2a061cf785d42246a81b",
    "signer": "0x263F86e8E1124FF5c99f0d566e4075Deee580F62",
    "userId": "141023"
  }
}