{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "949162602",
    "entityType": "User",
    "nonce": "0xd81c5ae2eeb897cd723813feb31daafa8610249f827bbd33c13a070a1a0db82b",
    "signature": "0x4812ca73ffdee757748f1f3aaf12e7972c7c0a4a831f82442135cc7956ccb9aa1d5827e5f0623c66608551893b6bdb86a19bbb19c1c65cebcbfa819ca5c5c24f1b",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}