Transaction not yet indexed

MkC1aAJdYEBxdYxjCE6QEdtSZ8JQ3gLD4kPam8XLSVBQsdc6mBrRFipiRe7CfVBKqhjmLN9wg6r1Vi2iUwN8Vb1

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