Transaction not yet indexed

4AMBUCsPgra38UTcP1ST9rLb8ewGdeDpNcntHg8GyZonfLLiN6xhRG8JrDTToQZpWmxCzGh6EiuZFQKdVhX165um

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