{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "563342",
    "entityType": "User",
    "nonce": "0x405177727cd10a064bdec28f39fa84788172d5ca2121e38bedf72c7f4a7c7b26",
    "signature": "0x320bd4d56a5dcb1b27774d51fad4356a68496f00637e660c08d1dc9e85ea59817ac604381c7ab1a76894f03594227bcbcb05b596d6d6979b59b99151e78d9cf01b",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}