[
  {
    "head": "agri",
    "signed": true,
    "verify_ok": true,
    "reason": "ok"
  },
  {
    "head": "voice",
    "signed": true,
    "verify_ok": true,
    "reason": "ok"
  },
  {
    "head": "motion",
    "signed": true,
    "verify_ok": true,
    "reason": "ok"
  },
  {
    "head": "sound_scene",
    "signed": true,
    "verify_ok": true,
    "reason": "ok"
  },
  {
    "head": "anomaly",
    "signed": true,
    "verify_ok": true,
    "reason": "ok"
  },
  {
    "head": "air",
    "signed": true,
    "verify_ok": true,
    "reason": "ok"
  },
  {
    "head": "os_telem",
    "signed": true,
    "verify_ok": true,
    "reason": "ok"
  },
  {
    "head": "power",
    "signed": true,
    "verify_ok": true,
    "reason": "ok"
  },
  {
    "head": "occupancy",
    "signed": true,
    "verify_ok": true,
    "reason": "ok"
  },
  {
    "head": "wearable",
    "signed": true,
    "verify_ok": true,
    "reason": "ok"
  },
  {
    "head": "water",
    "signed": true,
    "verify_ok": true,
    "reason": "ok"
  },
  {
    "head": "forecast",
    "signed": true,
    "verify_ok": true,
    "reason": "ok"
  }
]