Transaction not yet indexed

263U9wMbcCjbcF3PosJbjSXqo7jFnFNQifPFuZTWQYaSU828CiHeNDYSEoWH4VqHedqX8NKpVfjbGf8NBhKuPzK2

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