Transaction not yet indexed

55K7x4SMcsAcT2D9W1zCvKyk5HgBcDbHo3yYRu1GwtsBRpCKCyQZpGyUJUBixGnUusDXS1CsUCwBJfXSs9EaKCa9

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