Transaction not yet indexed

21DC5M1ssF5k7Gjws7bQf3FbtB8CEUvK8gMjXNqPwA44W1JRAQhz1XR3wtRLU9DDpzfFZMYYafo2uDBKb87SyR9E

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