Transaction not yet indexed

MpgncRRjoUrDKvj1qM2CD21fQxtKxrUHyFVXMNc4XYAzH8qvPDDZoknnCs2wEmMaaKwQaSrxVfzY9QYm3aZZuex

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