{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "425573",
    "entityType": "User",
    "nonce": "0x19cb58a3c7eb8bfc9cb5ea270ffb30656f30d84db45cbafa55cc1df791343d96",
    "signature": "0x47398ee73998eb1b94332e69aaf97434a9e62f02b0e6b958493f8a34e3bf5438389cf102645e8a36029ce6f039e9922ecc24e9c3cbe306d04f34c08ac116ea851c",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}