{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "589495545",
    "entityType": "User",
    "nonce": "0xa88401b9a8f79f3e1467f2a46088fda7ec88e14a1532c78bf221ab7a2df47d62",
    "signature": "0x803a5cc205f76b623bc2e419b6dec3e10c1ab1897cb16f5a1e5ad2a7d6ac8de325a2fc704336f2f6a4b5250468be1d850184b7c9e2d7b520247b26a18a7ce7671c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}