Transaction not yet indexed

21GfUy6rAPnrtqgVyE6E1wEaMGk8XFFipQHFx9zKLFMKc1bQ2Pou7XJ3X9z5EyRNgoiitXT19HT4jw8pXaSjfqpq

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