Transaction not yet indexed

77MDXGV5JcyV365mkdVCT34GW7Jdt64B4GVrQdRLvQdVwArmoMSLrdBzHnUibZJ4JWPQe3TwrLjDSN6eZEsjcu8

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