{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xd281d38f80435ec32c7398c8104040a0db2f25fca65b5c0d81846596f8206177",
    "signature": "0xe249ff285cba233f3e1feebbd7c0704ddc274503719daafc1aacf92e55f2f7e93ccb694a534ea5d150807cd04b14f70e1231be5afd749ac09ae3da35c20103401c",
    "signer": "0x90A9206Df4cA22A1ad24bfB7F1b639Aaa812Ac58",
    "userId": "266782887"
  }
}