code: public OvhRmaReturn billingAccount_line_serviceName_phone_rma_POST(String billingAccount, String serviceName, String mondialRelayId, String newMerchandise, Long shippingContactId, OvhRmaPublicTypeEnum type) throws IOException {
  		String qPath = "/telephony/{billingAccount}/line/{serviceName}/phone/rma";
  		StringBuilder sb = path(qPath, billingAccount, serviceName);
  		HashMap<String, Object>o = new HashMap<String, Object>();
  		addBody(o, "mondialRelayId", mondialRelayId);
  		addBody(o, "newMerchandise", newMerchandise);
  		addBody(o, "shippingContactId", shippingContactId);
  		addBody(o, "type", type);
  		String resp = exec(qPath, "POST", sb.toString(), o);
  		return convertTo(resp, OvhRmaReturn.class);
  	}
docs: Create a specific rma
  
  REST: POST /telephony/{billingAccount}/line/{serviceName}/phone/rma
  @param shippingContactId [required] Shipping contact information id from /me entry point
  @param type [required] Typology process of merchandise return
  @param mondialRelayId [required] Use /supply/mondialRelay entry point to specify a relay point and ignore shipping contact address information entry.
  @param newMerchandise [required] New merchandise brand in case of exchange
  @param billingAccount [required] The name of your billingAccount
  @param serviceName [required]