{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "284786",
    "entityType": "User",
    "nonce": "0x748ae8b63070d6b91fee9921d29cb503fc45cd8d917420352173dee8f833242b",
    "signature": "0xc15d39b3fdd7e7b6eafdd21f881334a28c5ecfe0bb163496c988eb5a81c022df5f376f2f577496955aa9c47c1cf2dafe1c3a44fa3ed29f361ade626563db431c1b",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}