{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77084572",
    "entityType": "User",
    "nonce": "0x4b10ce1e7022063127617b560bd80124bd752c4a6f4b3c49b512861c1a1626ed",
    "signature": "0x7f5ed071b6b693a449793e246518e1e508114370144f4c6614fbf075f6d1a13b7b8b6388291d156044722cb09d506b004d4f232322e5ae4e8e485dd3b864a1621b",
    "signer": "0x4fdc03E53311BF6b1B8728dd0Ae0630bF74176f1",
    "userId": "162770660"
  }
}