{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x2bc4b7d65294b404456a0f9baac9e6b4f848639677a66788e64703a21f07857a",
    "signature": "0x7272bfb9d079cf7a5d3dec998d4b8c30af59a650d82d47faa321fe7a6ee4cd785c35d5c114f1da8b8d34b72c2b0e03b1bb12f082c1172b4ed98eeb61acdaf7341b",
    "signer": "0xbf95c624D4d8F1b87cF50ed2099946E11E158D6c",
    "userId": "764248678"
  }
}