Transaction not yet indexed

51e9jkV2GGoX7DgWZrupa9DpP65fpSAxwCaQFgiPqpH6WH4opB6BNfhJYaPQXyxFYuNNfj6S3fZ2wY3bczLP4Kv2

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