Transaction not yet indexed

ymXWRG3KDz2y7bLm6G4DS2MGuDx3TnVxCs6BYVzZMSTfaZL8JMthNzLouywMtizvqQLdXbbUdXfouhp3tkvJEjJ

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