{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127462678",
    "entityType": "User",
    "nonce": "0x0c61abf091e9af7dd3fb990e8102271b04042c7904527294b25afaafc9ba98de",
    "signature": "0xb1e7ade9564a85322214b2dc98b9c7ee48f347c2efba7ec3d89827a0762ad346093eb93dc339218dbd465d96f50963eb5a611101a48e180d1b7a40268a93275c1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}