Need a recipe for a safelink componse new email with mailto:xxxx

Scenario

Upon clicking a link a new outlook email should be composed with from email. Below is the code used and upon clickin on link, nothing is happening. Please advise how to implement this:

a!linkField(
label: "",
links: a!safeLink(label: "Contact TQRM", uri: "mailto:xxxx@yyy.zz")
)

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