failed to unmarshal YAML: yaml: line 42: did not find expected key. issue with yaml.

[cs-mshah]

I am not able to unmarshal the YAML. There is some issue with the params: env:
Here is my YAML file:

YAML

theme: "PaperMod"
baseURL: http://example.org/
languageCode: en-us
title: My Personal Blog
markup:
  goldmark:
    extensions:
      definitionList: true
      footnote: true
      linkify: true
      strikethrough: true
      table: true
      taskList: true
      typographer: true
    parser:
      attribute:
        block: false
        title: true
      autoHeadingID: true
      autoHeadingIDType: github
    renderer:
      hardWraps: false
      unsafe: true
      xhtml: false
  highlight:
    anchorLineNos: false
    codeFences: true
    guessSyntax: false
    hl_Lines: ""
    lineAnchors: ""
    lineNoStart: 1
    lineNos: true
    lineNumbersInTable: true
    noClasses: true
    style: monokai
    tabWidth: 4
  tableOfContents:
    endLevel: 3
    ordered: true
    startLevel: 2
params:
  env: production # to enable google analytics, opengraph, twitter-cards and schema.
    title: ExampleSite
    description: "ExampleSite description"
    keywords: [Blog, Portfolio, PaperMod]
    author: Me
    # author: ["Me", "You"] # multiple authors
    images: ["<link or path of image for opengraph, twitter-cards>"]
    DateFormat: "January 2, 2006"
    defaultTheme: auto # dark, light
    disableThemeToggle: false

    ShowReadingTime: true
    ShowShareButtons: true
    ShowPostNavLinks: true
    ShowBreadCrumbs: true
    ShowCodeCopyButtons: false
    disableSpecial1stPost: false
    disableScrollToTop: false
    comments: false
    hidemeta: false
    hideSummary: false
    showtoc: false
    tocopen: false

    assets:
        # disableHLJS: true # to disable highlight.js
        # disableFingerprinting: true
        favicon: "<link / abs url>"
        favicon16x16: "<link / abs url>"
        favicon32x32: "<link / abs url>"
        apple_touch_icon: "<link / abs url>"
        safari_pinned_tab: "<link / abs url>"

    label:
        text: "Home"
        icon: /apple-touch-icon.png
        iconHeight: 35

    # profile-mode
    profileMode:
        enabled: false # needs to be explicitly set
        title: ExampleSite
        subtitle: "This is subtitle"
        imageUrl: "<img location>"
        imageWidth: 120
        imageHeight: 120
        imageTitle: my image
        buttons:
            - name: Posts
              url: posts
            - name: Tags
              url: tags

    # home-info mode
    homeInfoParams:
        Title: "Hi there \U0001F44B"
        Content: Welcome to my blog

    socialIcons:
        - name: twitter
          url: "https://twitter.com/"
        - name: stackoverflow
          url: "https://stackoverflow.com"
        - name: github
          url: "https://github.com/"

    analytics:
        google:
            SiteVerificationTag: "XYZabc"
        bing:
            SiteVerificationTag: "XYZabc"
        yandex:
            SiteVerificationTag: "XYZabc"

    cover:
        hidden: true # hide everywhere but not in structured data
        hiddenInList: true # hide on list pages and home
        hiddenInSingle: true # hide on single page

    editPost:
        URL: "https://github.com/<path_to_repo>/content"
        Text: "Suggest Changes" # edit text
        appendFilePath: true # to append file path to Edit link

    # for search
    # https://fusejs.io/api/options.html
    fuseOpts:
        isCaseSensitive: false
        shouldSort: true
        location: 0
        distance: 1000
        threshold: 0.4
        minMatchCharLength: 0
        keys: ["title", "permalink", "summary", "content"]
menu:
    main:
        - identifier: categories
          name: categories
          url: /categories/
          weight: 10
        - identifier: tags
          name: tags
          url: /tags/
          weight: 20
        - identifier: example
          name: example.org
          url: https://example.org
          weight: 30
# Read: https://github.com/adityatelange/hugo-PaperMod/wiki/FAQs#using-hugos-syntax-highlighter-chroma
# pygmentsUseClasses: true
# markup:
#     highlight:
#         # anchorLineNos: true
#         codeFences: true
#         guessSyntax: true
#         lineNos: true
#         style: monokai

I just copied the one given in the example site and tried to test it, but it gave an error on the line params: env:. Is there something wrong? Can you please help me.

[cs-mshah]

Fixed it.