{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "148429399",
    "entityType": "User",
    "nonce": "0x67830cdae4f89c2ad415b86f2b4d34abc5c14fa117b3b37741ec6c16c0c0873a",
    "signature": "0x60b1f1e88f23c017e7fe67ade9c55a44754728416b52e9bdcbcc2b118161ebba4a5bafc27db6f6d14f7c7030ff0a282b38ce495321866a30e1144e303438f7131b",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}