{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "1086925",
    "entityType": "Track",
    "nonce": "0xcb79b7781fd11e1df5f93bba5cbc5b6174323f01df5d8b17838200a6dddcfcd9",
    "signature": "0x079234e8964d10606c25e74e8a856e75d04a479b4d460932c8366bbed1e44e3a3201846ab0929c59ebee2a98f1b4cc4441931d43bd308a5d352c893a9486180b1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}