createLeadOpptyContactRelationInput

{
    "modified": "2019-01-01T00:00:00",
    "created": "2019-01-01T00:00:00",
    "lead_oppty_contact_group_relation": {
        "id": "http://example.com"
    },
    "comment": "string",
    "contact_id": "01234567-abcd-dcba-ffff-000000000000",
    "is_primary": false,
    "lead_oppty_contact_group_relation_id": "01234567-abcd-dcba-ffff-000000000000",
    "lead_oppty_id": "01234567-abcd-dcba-ffff-000000000000",
    "position_in_group": {},
    "relationship": 0,
    "revision": 1,
    "sales_roles": [
        {
            "id": "http://example.com"
        }
    ]
}