Transaction not yet indexed

21tZMfRX3cmYuV7rJ5p3xRGm5Wk7ScAHeAAJhmNnD9G7wNa9nC2qaiMk2T5anFqiJMC8E6epPc8AMAJgFW3V2jjt

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