current motion information from a designated system

                timestamp                 : Timestamp in milliseconds since system boot (uint64_t)
                est_capabilities          : bit positions for tracker reporting capabilities (POS = 0, VEL = 1, ACCEL = 2, ATT + RATES = 3) (uint8_t)
                lat                       : Latitude (WGS84), in degrees * 1E7 (int32_t)
                lon                       : Longitude (WGS84), in degrees * 1E7 (int32_t)
                alt                       : AMSL, in meters (float)
                vel                       : target velocity (0,0,0) for unknown (float)
                acc                       : linear target acceleration (0,0,0) for unknown (float)
                attitude_q                : (1 0 0 0 for unknown) (float)
                rates                     : (0 0 0 for unknown) (float)
                position_cov              : eph epv (float)
                custom_state              : button states or switches of a tracker device (uint64_t)

def follow_target_send(self, timestamp, est_capabilities, lat, lon, alt, vel, acc, attitude_q, rates, position_cov, custom_state, force_mavlink1=False):
                '''
                current motion information from a designated system

                timestamp                 : Timestamp in milliseconds since system boot (uint64_t)
                est_capabilities          : bit positions for tracker reporting capabilities (POS = 0, VEL = 1, ACCEL = 2, ATT + RATES = 3) (uint8_t)
                lat                       : Latitude (WGS84), in degrees * 1E7 (int32_t)
                lon                       : Longitude (WGS84), in degrees * 1E7 (int32_t)
                alt                       : AMSL, in meters (float)
                vel                       : target velocity (0,0,0) for unknown (float)
                acc                       : linear target acceleration (0,0,0) for unknown (float)
                attitude_q                : (1 0 0 0 for unknown) (float)
                rates                     : (0 0 0 for unknown) (float)
                position_cov              : eph epv (float)
                custom_state              : button states or switches of a tracker device (uint64_t)

                '''
                return self.send(self.follow_target_encode(timestamp, est_capabilities, lat, lon, alt, vel, acc, attitude_q, rates, position_cov, custom_state), force_mavlink1=force_mavlink1)