Transaction not yet indexed

3RK21BCmcdMp8bdS4QP2QkEPcySJSHqYvUdN6UGmkwPZdKa9YsCJgSKqoiYyHHe7bKqNQfLnRNDtm8DgpvPPDRT3

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