Transaction not yet indexed

21S5oxkMt2o7UvYF5VSDPfEPmDLmeJmZXBxD7mvvb6k7cy7htEbSp6DD84XxHVoPgSNmzxyBJ9VEAC1KSY139gkg

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