Transaction not yet indexed

21TCZGf7gh5pm3DA7LvyUaGjmHCE3kghw4LLey1NunkNVXEvxm9jYDcEZf6ScMSYeRP2y8WLvFTLm9KNpNM2MwcP

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.