Transaction not yet indexed

xtz91xcGK1FE3vhm7hhvhFPo7DAK3AFN6kEFA3RRPJTcva7QFMNTtj5qSnPGhKazVMY8HxVJpRfqeRhFusNTMW7

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