René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Error while resolving packages","articleBody":"I added the lines to manifest.json but when I go to start the project I get the error.\r\n\r\n\"An error occurred while resolving packages: Project has invalid dependencies:\r\ncom.microsoft.msbuildforunity: package [com.microsoft.msbuildforunity@0.9.1] cannot be found...\"\r\n\r\nLike wise if I continue past this I have the error in the unity log of.\r\n\r\n\"An error occurred while resolving packages:\r\n  Project has invalid dependencies:\r\n    com.microsoft.msbuildforunity: Package [com.microsoft.msbuildforunity@0.9.1] cannot be found\r\n\r\nA re-import of the project may be required to fix the issue or manual modification of [manifest.json path]\"\r\n\r\nAs this package is needed for holographic emulation and isn't showing up in the package manager this bug is breaking many things for me.","author":{"url":"https://github.com/XanNava","@type":"Person","name":"XanNava"},"datePublished":"2020-08-05T15:59:34.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/143/MSBuildForUnity/issues/143"}