node-red/nodes/core/parsers/70-JSON.html

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    <p>A function that parses the <code>msg.payload</code> to convert a JSON string
    to or from a javascript object. Places the result back into the payload.</p>
    <h3>Inputs</h3>
    <ul>
        <li>If the input is a JSON string it tries to parse it to a javascript object.</li>
        <li>If the input is a javascript object it creates a JSON string.</li>
    <ul>
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