providing specific inputs.
minconf                    (numeric, optional, default=0) Require inputs with at least this many confirmations.
maxconf                    (numeric, optional) Require inputs with at most this many confirmations.
conf_target                (numeric, optional, default=wallet -txconfirmtarget) Confirmation target in blocks
estimate_mode              (string, optional, default="unset") The fee estimate mode, must be one of (case insensitive):
                           unset, economic