Transaction not yet indexed

21C6FeBUD3e5qv1U7x623nZvDDm12FkqMhzkkWFEnaiTtUhMroBZULfyYUHDwttCj2TK3oG724RgFFo7yTqkm9bf

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