{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "387",
    "entityType": "User",
    "nonce": "0x607d10075fba1ea47af528a4069c84eb95f52e7e7a0e3ddff28a83e15de3c9a4",
    "signature": "0xbec55c5d9a54939a1444122560da440f364e26d4d94272b1bca9b468b322b50c46db03471bb84d1c8690764118acbaeeccd326f1ed1dc3aab37cb0ba09cf3bad1c",
    "signer": "0xF7C299AB5282FD59254Ec0098FC5F1B997682c83",
    "userId": "61898"
  }
}