Transaction not yet indexed

5B21thoPKjJXmVdMVzdJrtFCxHBoQRijHmh8d7bprhLDDtfUeA5mYPXLfZcrW2MWfBs4x5dfJKC74YQZLjxubHuK

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