{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "137494",
    "entityType": "User",
    "nonce": "0x36866594136c01ba1b0b14b6fc42c6fa4288debaf014bd6a2aede353ade7c7c5",
    "signature": "0xb6ae19449b45e50375fd15c628d62ba3800463e31771cc12f2ca3c602103b9fb46fe3e0257b0297d2d692ad7a98940a4f944b8a5e5d0de248a27c6c13b7d14ea1c",
    "signer": "0x1A0e34aBD5374BDd677c5de4D5D9718089cB05Eb",
    "userId": "644286186"
  }
}