{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "355645",
    "entityType": "User",
    "nonce": "0xc9dc86170905dd8152c4c06dd4159509324983dc0765ef49bd83d304873938a0",
    "signature": "0xe98c9a75cb2fe67886f1f386ccb709a1054c85a3823245e2cc6d4c31261a6c1858be3c3d12a4d59ab5e952750a0486ec524895630424c2ff3723a762fcad59821c",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}