Transaction not yet indexed

21oNycw6G8WN6JAvRPma8aHf7MqbRGdWLDdqfqCLJ8B9c4G9Vkv6Ft3y8n3e4JMYwihfVLmEAHCUnAa8htbSdnGZ

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