{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x4847bebf206cca8d84f5cfe639980f3e6d6b6da575f806c3006c5958367f4449",
    "signature": "0x4fa921d42d07a027c327e29a165c5a0df093e08d5cf74a40e080d02e54a7bff75718f727f82432769ebf24441955537b9ec44308c0f6150a98472fc3fa88823c1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}