read:ssh_signing_key scope to use this endpoint.curl --location 'https://service1.exmaple.com/user/ssh_signing_keys'[
{
"key": "2Sg8iYjAxxmI2LvUXpJjkYrMxURPc8r+dB7TJyvv1234",
"id": 2,
"url": "https://api.github.com/user/keys/2",
"title": "ssh-rsa AAAAB3NzaC1yc2EAAA",
"created_at": "2020-06-11T21:31:57Z"
},
{
"key": "2Sg8iYjAxxmI2LvUXpJjkYrMxURPc8r+dB7TJy931234",
"id": 3,
"url": "https://api.github.com/user/keys/3",
"title": "ssh-rsa AAAAB3NzaC1yc2EAAB",
"created_at": "2020-07-11T21:31:57Z"
}
]