Transaction not yet indexed

21K3XCRGFfD7a1u31XGQQMo8RPVFLN8qVhWbdCMWNSC8DxrGyAQSCPHmFHsvbc7u8RLoejZgP5UKKFJsCXpQY1Fn

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