Transaction not yet indexed

421U6h5LRpZ29YSvnDGJHvHCxBPF2cch6ZTfdjF1vx9jfRryhTVC95BiLna3wSm4ReXA5iZY2aBi5KqpQPzdiPRq

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