Transaction not yet indexed

21ApjqYBmHeeJNRSCAFwrzpnG6xKZoCDcNFnADVkrxGqJrCWBjCbw2wsQx7XG2qoPESNwgh3fVT1bwTe2RKHpAam

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