Transaction not yet indexed

53u99UwBxB71N8gQUXtw7FC1AYhYgkKNMmEDojSvbWntPSKUPhvhwqZdCS9ZUaZFXUCvTiw8Rn4vdTkQbUXb3p4

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