Connect a node to another node

connectNodes.graphql

"""
Arguments look like
{
  "where": {
    "id": "ID of the node to update"
  },
  "update": {
    "userStories": [
      {
        "connect": [
          {
            "where": {
              "id": "ID of the node to connect"
            }
          }
        ]
      }
    ]
  }
}
"""
mutation Mutation($where: TestWhere, $update: TestUpdateInput) {
  updateTests(where: $where, update: $update) {
    tests {
      name
      userStories {
        name
      }
    }
  }
}
"""
Response looks like
{
  data: {
    updateTests: [
      {
        name: 'Updated test',
        userStories: [
          {
            name: 'Linked User Story'
          }
        ]
      }
    ]
  }
}
"""