Transaction not yet indexed

ykmMJDBHVBwG1cfDzNfssjkUhjDwNBhN5mG5UcZKD4uFXH4TdXCSgefMw3Nu4hf2GsSAdcUN2Cv6zQd8s5sC4wC

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