Transaction not yet indexed

y21MUKrqCZQ9gbyCebWZhcRVZ7wGoAPRJ3FfFUXcbsuUuqfWEEsfkTC4NMbiXQ6seqeQSRcYJA7f1fA516HQfzD

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