Transaction not yet indexed

MPkBYH7oyZjNED9YtPrQMMPzpgYNtpkVatLW1zUC1FBKt9rLHjfpMd9Pj2SK8o2rFvCg66fccQxHd21CfNy5Be4

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