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</>

PowerShell

# ====== EDIT ONLY THESE 3 LINES ======
$SG_KEY  = "YOUR_SENDGRID_API_KEY"
$SG_TO   = "your_to_address@example.com"
$SG_FROM = ""   # Verified済みのFrom
# ======

$payload = @{
  personalizations = @(
    @{
      to      = @(@{ email = $SG_TO })
      subject = "SendGrid PowerShell test"
    }
  )
  from = @{ email = $SG_FROM }
  content = @(
    @{
      type  = "text/plain"
      value = "Hello from PowerShell via SendGrid."
    }
  )
} | ConvertTo-Json -Depth 10

try {
  $resp = Invoke-WebRequest `
    -Uri "https://api.sendgrid.com/v3/mail/send" `
    -Method Post `
    -Headers @{ Authorization = "Bearer $SG_KEY" } `
    -ContentType "application/json" `
    -Body $payload
} catch {
  Write-Host "Error:" $_
}

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