List the latest 50 workspace workflow runs

[  {    "$schema": "https://example.com/api/v1/schemas/WorkflowRun.json",    "created_at": "2019-08-24T14:15:22Z",    "current_step_id": "string",    "definition": {      "schema": 1,      "source": {        "$schema": "https://example.com/api/v1/schemas/WorkflowSource.json",        "account_ids": [          "string"        ],        "connection_id": "string",        "include_prereleases": true,        "interval_minutes": 0,        "kind": "manual",        "repository": "string",        "url": "string"      },      "steps": [        {          "else": [            {}          ],          "id": "string",          "inputs": {            "property1": {              "literal": null,              "reference": "string"            },            "property2": {              "literal": null,              "reference": "string"            }          },          "kind": "create_draft",          "name": "string",          "then": [            {}          ]        }      ]    },    "error": "string",    "id": "string",    "mode": "string",    "revision": 0,    "source": {      "property1": null,      "property2": null    },    "state": "string",    "steps": [      {        "completed_at": "2019-08-24T14:15:22Z",        "error": "string",        "inputs": {          "property1": null,          "property2": null        },        "kind": "string",        "name": "string",        "output": {          "property1": null,          "property2": null        },        "started_at": "2019-08-24T14:15:22Z",        "state": "string",        "step_id": "string"      }    ],    "updated_at": "2019-08-24T14:15:22Z",    "wake_at": "2019-08-24T14:15:22Z",    "workflow_id": "string",    "workflow_name": "string",    "workflow_revision": 0,    "workspace_id": "string"  }]