title: '[json.exception.type_error.302] type must be number, but is string'
body: <pre><code>{
    &quot;name&quot;: &quot;hw-cpp&quot;,
    &quot;description&quot;: &quot;tsa parameters&quot;,
    &quot;policy_type_id&quot;: 20008,
    &quot;create_schema&quot;: {
      &quot;$schema&quot;: &quot;http://json-schema.org/draft-07/schema#&quot;,
      &quot;type&quot;: &quot;object&quot;,
      &quot;properties&quot;: {
        &quot;threshold&quot;: {
          &quot;type&quot;: &quot;integer&quot;,
          &quot;default&quot;: 0
        }
      },
      &quot;additionalProperties&quot;: false
    }
  }
  </code></pre>
  <p>Above is my JSON.
  I'm using JSON.</p>
  <p>I try this code</p>
  <pre><code>payload = json::parse(mbuf.payload);
      
  </code></pre>
  <p>using c++ with <strong>nlohmann</strong> library</p>
  <p>Any help?</p>