Transaction not yet indexed

21d9c28cV2WTbJJEM9kBqTK2bxCSKaYbuetgLFTFpDobHuc9cXfbJZuhkAcJvk3MeFULUJvDHkKBLM1piaNPYk9T

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