This is a good summary of the song. This boring, "perfect" life foisted upon us by some higher powers (not spiritual, but political, economic, etc. politicians and businessmen, perhaps) is not the way to live. But there is seemingly no way out but death. He'd rather die peacefully right now than live in this cage.
Honestly speaking, there appears to be a lot going on in OneRepublic’s “Sunshine”. But in terms of its primary message and motif, well for starters the titular “sunshine” can be said to be synonymous with happiness. Therefore, when the vocalist speaks of “throwing out the shade” in the chorus, what he is referring to is forsakingIdiom: a ray of sunshine. someone or something that makes others happier or more hopeful, often during difficult situations. — It is common to use the negative form of this idiom to express irony or humor - to describe someone who is negative or miserable. — A " ray " is a narrow line of light that you can see from the sun or other light
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