Transaction not yet indexed

421GYeEmPDbJAd6Et9aad7qLWcZ55uPSendv2WEWMYTM943kR5eoDo2znmX3Ru7cMYcNpe4j6Dhv9uz4g5aDfCjm

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