Transaction not yet indexed

421y4M9chfZqNs6ezEC1VA7RnBnR3L756C4Z1PZsqDXvAgEAYuHe5TbZSdhbKxh4YHkntHTYG434k2S9i6mKvki5

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