Transaction not yet indexed

642MEgB5wc4m4nQu53efKfQNdhx32ouR7mkpyRQHqZQtsD6HMeLmNnyb85MW4b8Y8KTyjrnzP5v27mS4bSCRaQzK

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