In music-business lingo, that means he wanted tobuy the rightsto the song and market it.
用唱片界的行话,就是他想买下那首歌曲的版权并推向市场。
《柯林斯英汉双解大词典》
2
When a good life is defined through the ability tobuy goods then rights may be reinterpreted to mean not equality before the law, but equality in the market.