Transaction not yet indexed

EC5b2tD1yqUgfpU7evoPdv4NcU7SLnDRjHcGYVqsEYLxndG4DKaPkHaZrhVSwY61Z9kf9vbX3XknWsTg7JaQjuM

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