{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://poseidat.org/schema/core/measurement/subsurface.json",
  "title": "Subsurface measurements",
  "description": "A collection of subsurface samples measurements",
  "properties": {
    "samples": {
      "description": "The collection of subsurface measurement samples",
      "title": "Subsurface measurement samples",
      "items": {
        "$ref": "https://poseidat.org/schema/core/measurement/subsurface-sample.json"
      },
      "type": "array"
    },
    "metadata": {
      "description": "The sensors technical metadata",
      "type": "string"
    }
  },
  "required": [
    "samples"
  ],
  "type": "object",
  "additionalProperties": false
}