Transaction not yet indexed

5Sw21gfbJwver4uysuCZVYVyXd7Df4u8apFtM4DmoG6cWwaoxpn1o53aayZ8J91obwTp8LQmhzKEMxPFS4cqpauY

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