Google Pagespeed Context

{
  "@context": {
    "@version": 1.1,
    "psi": "https://googleapis.com/pagespeedonline/ns/",
    "schema": "https://schema.org/",
    "xsd": "http://www.w3.org/2001/XMLSchema#",
    "dcterms": "http://purl.org/dc/terms/",

    "PageSpeedResult": {
      "@id": "psi:PageSpeedResult",
      "@context": {
        "url": {
          "@id": "schema:url",
          "@type": "@id"
        },
        "analysisTimestamp": {
          "@id": "dcterms:created",
          "@type": "xsd:dateTime"
        },
        "performanceScore": "psi:performanceScore",
        "accessibilityScore": "psi:accessibilityScore",
        "seoScore": "psi:seoScore",
        "bestPracticesScore": "psi:bestPracticesScore"
      }
    },

    "CoreWebVitals": {
      "@id": "psi:CoreWebVitals",
      "@context": {
        "largestContentfulPaint": "psi:largestContentfulPaint",
        "firstInputDelay": "psi:firstInputDelay",
        "cumulativeLayoutShift": "psi:cumulativeLayoutShift",
        "interactionToNextPaint": "psi:interactionToNextPaint",
        "firstContentfulPaint": "psi:firstContentfulPaint",
        "category": "psi:overallCategory"
      }
    },

    "LighthouseAudit": {
      "@id": "psi:LighthouseAudit",
      "@context": {
        "auditId": "schema:identifier",
        "title": "schema:name",
        "description": "schema:description",
        "score": "psi:auditScore",
        "displayValue": "psi:displayValue",
        "numericValue": "psi:numericValue"
      }
    }
  }
}