{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "948228891",
    "entityType": "User",
    "nonce": "0xb16926fedce806255ed0a33e5b5a52898560ed503959a766075b4534994e361d",
    "signature": "0x7d86a7da433bcb8a37a7f0f2d87378e9302d48a8242c4163a945b1127c70ce570736bbb0652312e79166e87615fdfd49d856df9d4961bb7752f97879593142011b",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}