{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "142400",
    "entityType": "User",
    "nonce": "0x3c3fa1dfeacae390fb4910bfac7c6971979b0a943830c5e6200128a375e003a7",
    "signature": "0x94dbc27571e1bf442932daffaf7a032acf88f967d404f961d0266b7cad1030215a3182042f33da8dfc07c855ace88234d5280bb548bfc9e715f1a14612e61fa51c",
    "signer": "0xdAe27B20BF3639989Bd99E76811FEF26BEa4Cc49",
    "userId": "176556"
  }
}