config/sublime/Packages/AAAPackageDev/Snippets/Syntax Definitions/begin.sublime-snippet

<snippet>
    <content><![CDATA[{ "name": "${1:string.quoted.double.untitled}",
  "begin": "$2",
  "end": "$3"
}
]]></content>
    <tabTrigger>begin</tabTrigger>
    <scope>source.json-tmlanguage</scope>
</snippet>