Transaction not yet indexed

5Sb6BmHTgTUSfdYeAj8C1comAf2vhXu71UAUKGW7fgJwXxTU35aEadFq2WuDfHZofX86NEhC8FLVZJqKYFjCd556

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