authorization: ********************{
"contacts": "[\n \"5515999999999\",\n \"5515111111111\"\n ]"
}curl --location --request PUT '//groups//add-contacts' \
--header 'authorization: <api-key>' \
--header 'Content-Type: application/json' \
--data-raw '{
"contacts": "[\n \"5515999999999\",\n \"5515111111111\"\n ]"
}'{
"value": true
}