{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x3d38c486561d2aef55a945f2d0211143047e43bbf776ab8c08e7bad09a0d9405",
    "signature": "0xdfa62c61aa8e7dab4dbdae6680488e6b64fdc445462c082aa13686609621ddd727cafa600779909f957e60d677b1330ef6aec4ad49fda164d8c6047f6f7172d71b",
    "signer": "0xf034511ba85caD07c6D9c627B2E63af3306524AF",
    "userId": "664991753"
  }
}