Transaction not yet indexed

YUGk18RJGWbmyzn5uNQK8UpsANADUyBQxKs6TrdKn7QFRXAzHTGzCPv1Jbosxne5yKJSSTBmTa1iGXHz6XykTtY

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