{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "192589",
    "entityType": "User",
    "nonce": "0x556626377812be712ad3d8d61b52abf059c8a3709c75dd4dd1b648a2e2f28547",
    "signature": "0x7b47f7f964aad5a9a477b4dc5d62245d869b12e83694d290dbb8e0ecf15bd9dc376573c5086355d603329134fbc3c45befde566ccffeee1c7c738406d17d78871b",
    "signer": "0x1E097836b696E63387992B7402dCcEF7842F477a",
    "userId": "525334885"
  }
}