code: public OvhMovement credit_balance_balanceName_movement_movementId_GET(String balanceName, Long movementId) throws IOException {
  		String qPath = "/me/credit/balance/{balanceName}/movement/{movementId}";
  		StringBuilder sb = path(qPath, balanceName, movementId);
  		String resp = exec(qPath, "GET", sb.toString(), null);
  		return convertTo(resp, OvhMovement.class);
  	}
docs: Retrieve a specific movement for a credit balance
  
  REST: GET /me/credit/balance/{balanceName}/movement/{movementId}
  @param balanceName [required] Credit balance name
  @param movementId [required] Movement ID