List Paywall Location Showings

{  "data": [    {      "createdAt": "string",      "createdByUserId": "string",      "endedAt": "string",      "featureFlagId": "string",      "id": "string",      "paywall": {        "id": "string",        "name": "string",        "slug": "string"      },      "paywallId": "string",      "paywallLocationId": "string",      "paywallRelease": {        "flowPackage": {          "abiVersion": 0,          "productIds": [            "string"          ],          "sha256": "string",          "url": "string"        },        "publishedAt": "string",        "releaseId": "string",        "version": 0      },      "paywallReleaseId": "string",      "projectId": "string",      "startedAt": "string",      "type": "paywall_release",      "updatedAt": "string"    }  ],  "pageInfo": {    "endCursor": "string",    "hasNextPage": true  }}

{  "_tag": "Api/SdkValidationError",  "message": "string"}

{  "_tag": "Api/AuthenticationError",  "cause": "string",  "message": "string"}

{  "_tag": "Api/ActionForbiddenError",  "message": "string"}

{  "_tag": "Api/PaywallLocationNotFoundError",  "message": "string"}

{  "_tag": "Api/PaywallLocationServiceError",  "cause": "string"}