URL: http://ODL:8181/restconf/config/bgp-rib:application-rib/example-app-rib/tables/bgp-types:ipv4-address-family/bgp-types:unicast-subsequent-address-family

POST input:

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<ipv4-routes xmlns="urn:opendaylight:params:xml:ns:yang:bgp-inet">
<ipv4-route>
<prefix>200.20.160.41/32</prefix>
<attributes>
<ipv4-next-hop>
<global>199.20.160.41</global>
</ipv4-next-hop><as-path/>
<multi-exit-disc>
<med>0</med>
</multi-exit-disc>
<local-pref>
<pref>100</pref>
</local-pref>
<originator-id>
<originator>41.41.41.41</originator>
</originator-id>
<origin>
<value>igp</value>
</origin>
<cluster-id>
<cluster>40.40.40.40</cluster>
</cluster-id>
</attributes>
</ipv4-route>
</ipv4-routes>

error:

<errors xmlns="urn:ietf:params:xml:ns:yang:ietf-restconf"><error><error-type>protocol</error-type><error-tag>malformed-message</error-tag><error-message>Error parsing input: Unknown child(ren) node(s) detected, identified by: (urn:opendaylight:params:xml:ns:yang:bgp-inet)ipv4-route, in: list tables</error-message></error></errors>

The very same input works with PUT and URL:
http://ODL:8181/restconf/config/bgp-rib:application-rib/example-app-rib/tables/bgp-types:ipv4-address-family/bgp-types:unicast-subsequent-address-family/bgp-inet:ipv4-routes