Port forwarding - The resource could not be found

[yockgen]

Error:
ResourceNotFound: 404: Client Error for url: https://192.168.0.21:9696/v2.0/floatingips/56c72d71-583d-4baa-b9ef-1d9a83b0a781/port_forwardings, The resource could not be found.

Command:
microstack.openstack floating ip port forwarding create --internal-ip-address 192.168.222.36 --port 524433c7-cf37-48e2-9827-014161aea968 --internal-protocol-port 8001 --external-protocol-port 80 --protocol tcp 10.20.20.218

Purpose:
running web server with port 8001 opened on instance with fixed IP 192.168.222.36, would like to setup port forwarding to it's floating ip address, so, the host and external could access it.

Floating ip list table:
| Floating IP Address | Fixed IP Address | Port |
+--------------------------------------+---------------------+------------------+
| 10.20.20.162 | 192.168.222.114 | c67d56cc-a3df-48d2-9768-c5f8fdb3f54d |
| 10.20.20.218 | 192.168.222.36 | 524433c7-cf37-48e2-9827-014161aea968 |
| 10.20.20.231 | 192.168.222.49 | a4472df4-c3bc-4b19-a387-00f3787e3bf8 |

Any help is appreciated!