Transaction not yet indexed

ynMdHJ7ZuFXxLQnaEDRg6xH5PSKfXdvU8oipR6CdYLQfCVxFw46SPtskcWLUEEapirKEfNjLYVq3izUu9tXECSE

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