{
"manageEntity": {
"action": "Unsubscribe",
"entityId": "718520160",
"entityType": "User",
"nonce": "0x6ce8055265bc93feb48124506a64f5544f11b1683e22ff92196a66108420b4e1",
"signature": "0xbebd898b70706f49a790876a2af3d0be67c465867a7719bc95ceff30902534545c2b05e8a240d532d4f0efd5f32ca77e62a82457361f63cfc1af50d3b589d5c61b",
"signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
"userId": "51"
}
}