Transaction not yet indexed

MMXkL1fMcPQcwKZv4dMfFuXBdZFxU4LBEWyAoXUyVUGALt5sKdBppUixP9dzhXD4zoexJ4Tq9gTfP4smfVUHsX2

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