Cancel the current reader action 

{
  "id": "tmr_FDOt2wlRZEdpd7",
  "object": "terminal.reader",
  "action": null,
  "device_sw_version": "",
  "device_type": "simulated_wisepos_e",
  "ip_address": "0.0.0.0",
  "label": "Blue Rabbit",
  "last_seen_at": 1695402450407,
  "livemode": false,
  "location": "tml_FDOtHwxAAdIJOh",
  "metadata": {},
  "serial_number": "259cd19c-b902-4730-96a1-09183be6e7f7",
  "status": "online"
}