Transaction not yet indexed

21n3UkhTxtMKCtM4aysNSN4eLbEJp1hv5ptLMQAAMLhHB4eJ9ECxQ5BBe8T3rSmBT4NF6PQKe5U9UtigSvbQNSk9

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