Start processing pending queue's SSL certificates

Example response

{
  "apiversion": 3,
  "func": "process_ssl_pending_queue",
  "module": "Market",
  "result": {
    "data": [
      {
        "certificate_id": "12345",
        "certificate_pem": "null",
        "created_time": 1460136406,
        "csr": "-----BEGIN CERTIFICATE REQUEST-----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\\nginnKRLDafSp+7FyIzs=\\n-----END CERTIFICATE REQUEST-----",
        "domains": [
          "example.com"
        ],
        "first_poll_time": 1458061262,
        "last_poll_time": 1458061299,
        "last_status_code": "CertificateNotFound",
        "last_status_message": "PRE-SIGN FAILED: CAA: Processing error",
        "order_id": "19461",
        "order_item_id": "f9d7",
        "originating_certificate_id": "12340",
        "parent_cert_expiry": 1735689600,
        "product_id": "fg2",
        "provider": "cPStore",
        "status": "confirmed",
        "vhost_names": [
          "example.com"
        ]
      }
    ],
    "metadata": {
      "transformed": 1
    },
    "status": 1
  }
}