Problem

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    width="512"
    height="512"
    viewBox="0 0 512 512"
>
    <linearGradient
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        x1="256"
        x2="256"
        y1="481"
        y2="31"
        gradientUnits="userSpaceOnUse"
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        <stop offset="0" stop-color="#fd5900" />
        <stop offset="1" stop-color="#ffde00" />
    </linearGradient>
    <linearGradient
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        x1="256"
        x2="256"
        y1="361"
        y2="91"
        gradientUnits="userSpaceOnUse"
    >
        <stop offset="0" stop-color="#ffe59a" />
        <stop offset="1" stop-color="#ffffd5" />
    </linearGradient>
    <path
        fill="url(#a)"
        d="M467 31H45C20.186 31 0 51.186 0 76v300c0 24.814 20.186 45 45 45h16v45c0 5.537 3.047 10.62 7.91 13.228a15.031 15.031 0 0 0 15.41-.747L170.541 421H467c24.814 0 45-20.186 45-45V76c0-24.814-20.186-45-45-45z"
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    <path
        fill="url(#b)"
        d="m400 293.5-105-180C286.901 99.699 271.901 91 256 91s-30.901 8.699-39 22.5l-105 180c-3.9 6.599-6 14.399-6 22.5 0 24.899 20.099 45 45 45h210c24.9 0 45-20.101 45-45 0-8.1-2.1-15.901-6-22.5zM256 301c-8.401 0-15-6.601-15-15 0-8.401 6.599-15 15-15s15 6.599 15 15c0 8.399-6.599 15-15 15zm15-75c0 8.399-6.599 15-15 15s-15-6.601-15-15v-45c0-8.401 6.599-15 15-15s15 6.599 15 15z"
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