Transaction not yet indexed

MtXr9rhQJqV4f4d4RcEMaFAQSo3oif18TmF1cvMLCYKiLwzXaUt2C7DDwyxduSjmssnYh7YFPgqFWqB5kHAkLUw

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