{
"instancegroup": {
"eip_id": "string",
"ip_addr": "string"
}
}curl --location --request POST 'https://example.com:30888/instancegroups//associate-eip' \
--header 'Content-Type: application/json' \
--data-raw '{
"instancegroup": {
"eip_id": "string",
"ip_addr": "string"
}
}'{}