Transaction not yet indexed

MRx6EYKsFFhaBbbuxS1URHT9f5QgkZqqK5ESpeZg7rLjk6FDV7KLM4P4VC7JH7cLTGuPVf2BExYL3phZZCCdNkZ

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