Transaction not yet indexed

Sf56Ny1V73LbcnyPGEMnAUs4kznER6LMK3vKGtgnNHSYQjeAMYNUyKC2NcEHxberLbsMH1Rdu2BtWkWhDBNmBUG

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