Transaction not yet indexed

mc8ghiRySgGE2WWe1bwtWHBqZ5KiBLSDyYPNsqUP6SbFsAQqszeKVgbmwxTNDoTvecL7MkWgQ4BvAX7mP3HozA7

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