Transaction not yet indexed

MD6X4rzc2Gcih6YXmA4P2CUVWuB8LL8fDu5LdhvEt6vbP8eJGDfpvUBj3qv9YqwKnuH9ABd9ZLAEWjTCPjxuDM8

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