damnpdfs.com

{
  "type": "object",
  "properties": {
    "files": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "File/artifact handles imported into this session."
    },
    "options": {
      "type": "object",
      "properties": {
        "signature": {
          "type": "string",
          "description": "Type your name to add a visible signature, or draw/upload one. A visible signature is not a cryptographic digital certificate.",
          "default": ""
        },
        "page": {
          "type": "number",
          "description": "The page on which to place the signature. Page 1 is the first page.",
          "default": 1
        },
        "x": {
          "type": "number",
          "description": "Distance from the left edge, in points. 72 points equals one inch.",
          "default": 72
        },
        "y": {
          "type": "number",
          "description": "Distance from the top edge, in points. 72 points equals one inch.",
          "default": 640
        },
        "width": {
          "type": "number",
          "description": "Width of the added image or signature in points. 72 points equals one inch. Its proportions are preserved.",
          "default": 160
        },
        "placements": {
          "type": "array",
          "minItems": 1,
          "maxItems": 500,
          "description": "Place signatures directly on any PDF pages. Page indices are zero-based, positions are points from the top-left. Use exactly one imported image handle or typed text per placement. Omit for the legacy single-page fields.",
          "items": {
            "type": "object",
            "properties": {
              "page": {
                "type": "integer",
                "minimum": 0
              },
              "x": {
                "type": "number",
                "minimum": 0
              },
              "y": {
                "type": "number",
                "minimum": 0
              },
              "width": {
                "type": "number",
                "minimum": 5,
                "maximum": 1000
              },
              "file": {
                "type": "string"
              },
              "text": {
                "type": "string",
                "minLength": 1,
                "maxLength": 1000
              },
              "imageOptions": {
                "type": "object",
                "description": "Optional signature photo cleanup before placement. Keeps ink colour and original input. Remove bright paper and/or trim empty edges; inspect the saved preview.",
                "properties": {
                  "removePaper": {
                    "type": "boolean"
                  },
                  "trim": {
                    "type": "boolean"
                  },
                  "threshold": {
                    "type": "integer",
                    "minimum": 1,
                    "maximum": 254,
                    "default": 210,
                    "description": "Brightness separating paper from ink. Larger values keep fainter ink and more paper."
                  }
                },
                "additionalProperties": false
              }
            },
            "required": [
              "page",
              "x",
              "y",
              "width"
            ],
            "additionalProperties": false
          }
        },
        "processing": {
          "type": "string",
          "enum": [
            "browser",
            "cloud"
          ],
          "description": "Execution location; cloud requires temporary upload."
        }
      },
      "additionalProperties": true
    }
  },
  "additionalProperties": false
}