Deckgl custom layer關於「ArcGIS Online token required」標籤，搜尋引擎有相關的訊息討論：
"Token Required" error - Esri Communitycommunity.esri.com › quot-token-required-quot-error › td-pSolved: Token required - Esri Communitycommunity.esri.com › token-required › td-pHow to Create an ArcGIS Online Web Connection (OAuth 2.0)support.safe.com › en-us › articles › 25407