Transaction not yet indexed

ymfPU7BBZgBQBNoh7QF5hB7ECiduVM9KhTW2Htejd9p9KjCW4fkFY9itjh2rw9G7wc8WUCacQxK2U9ZdPDdtsN9

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