Log from Chrome developer tool:

Below logs are in order -

Request URL: http://tmp-lb-pub-185231094.us-east-1.elb.amazonaws.com.:9130/inventory/items?query=%28barcode%3D%229720084884%22%29
Request Method: GET
Status Code: 200 OK
Response:
{
  "items" : [ {
    "id" : "3cfa890f-bb73-4d04-beaa-d946007617af",
    "status" : {
      "name" : "Available"
    },
    "title" : "0 estado autoritário e a realidade nacional ",
    "holdingsRecordId" : "cb6be619-3971-4e41-a22f-7a582c77033e",
    "barcode" : "9720084884",
    "pieceIdentifiers" : [ ],
    "notes" : [ ],
    "materialType" : {
      "id" : "1a54b431-2e4f-452d-9cae-9cee66c9a892",
      "name" : "book"
    },
    "permanentLoanType" : {
      "id" : "2b94c631-fca9-a892-c730-03ee529ffe27",
      "name" : "Can circulate"
    },
    "temporaryLoanType" : {
      "id" : "2b94c631-fca9-a892-c730-03ee529ffe27",
      "name" : "Can circulate"
    },
    "temporaryLocation" : {
      "id" : "53cf956f-c1df-410b-8bea-27f712cca7c0",
      "name" : "Annex"
    },
    "links" : {
      "self" : "http://localhost:8082/inventory/items/3cfa890f-bb73-4d04-beaa-d946007617af"
    },
    "permanentLocation" : {
      "id" : "53cf956f-c1df-410b-8bea-27f712cca7c0",
      "name" : "Annex"
    }
  } ],
  "totalRecords" : 1
}


Request URL: http://tmp-lb-pub-185231094.us-east-1.elb.amazonaws.com.:9130/circulation/loans?query=%28itemId%3D%223cfa890f-bb73-4d04-beaa-d946007617af%22%20and%20status.name%3C%3E%22Closed%22%29
Request Method: GET
Status Code: 200 OK
Response:
{
  "loans" : [ ],
  "totalRecords" : 0
}


Request URL: http://tmp-lb-pub-185231094.us-east-1.elb.amazonaws.com.:9130/request-storage/requests?query=%28itemId%3D%223cfa890f-bb73-4d04-beaa-d946007617af%22%29
Request Method: GET
Status Code: 200 OK
Response:
{
  "requests" : [ ],
  "totalRecords" : 0
}


Request URL: http://tmp-lb-pub-185231094.us-east-1.elb.amazonaws.com.:9130/circulation/loan-rules/apply?item_type_id=1a54b431-2e4f-452d-9cae-9cee66c9a892&loan_type_id=2b94c631-fca9-a892-c730-03ee529ffe27&patron_type_id=11111111-1111-1111-1111-111111111103&shelving_location_id=53cf956f-c1df-410b-8bea-27f712cca7c0
Request Method: GET
Status Code: 200 OK
Response:
{
  "loanPolicyId" : "d9cd0bed-1b49-4b5e-a7bd-064b8d177231"
}


Request URL: http://tmp-lb-pub-185231094.us-east-1.elb.amazonaws.com.:9130/loan-policy-storage/loan-policies?query=%28id%3D%3D%22d9cd0bed-1b49-4b5e-a7bd-064b8d177231%22%29
Request Method: GET
Status Code: 200 OK
Response:
{
  "loanPolicies" : [ {
    "id" : "d9cd0bed-1b49-4b5e-a7bd-064b8d177231",
    "name" : "Example Loan Policy",
    "description" : "An example loan policy",
    "loanable" : true,
    "loansPolicy" : {
      "profileId" : "ROLLING",
      "period" : {
        "duration" : 1,
        "intervalId" : "MONTH"
      },
      "closedLibraryDueDateManagementId" : "KEEP_CURRENT_DATE",
      "existingRequestsPeriod" : {
        "duration" : 1,
        "intervalId" : "WEEK"
      },
      "gracePeriod" : {
        "duration" : 7,
        "intervalId" : "DAYS"
      }
    },
    "renewable" : true,
    "renewalsPolicy" : {
      "unlimited" : true,
      "renewFromId" : "CURRENT_DUE_DATE",
      "differentPeriod" : true,
      "period" : {
        "duration" : 30,
        "intervalId" : "DAYS"
      }
    }
  } ],
  "totalRecords" : 1
}


Request URL: http://tmp-lb-pub-185231094.us-east-1.elb.amazonaws.com.:9130/circulation/loans
Request Method: POST
Status Code: 201 Created
Response:
{
  "id" : "073ac6af-fd6c-4be2-8b18-4921b6f7cd6b",
  "userId" : "797f1498-18b0-4581-967f-f0631f2e6733",
  "itemId" : "3cfa890f-bb73-4d04-beaa-d946007617af",
  "status" : {
    "name" : "Open"
  },
  "loanDate" : "2018-04-18T14:54:49Z",
  "dueDate" : "2018-05-02T14:54:49.000+0000",
  "action" : "checkedout",
  "loanPolicyId" : "d9cd0bed-1b49-4b5e-a7bd-064b8d177231",
  "metaData" : {
    "createdDate" : "2018-04-18T14:54:56.059+0000",
    "createdByUserId" : "681441c2-e31e-489a-a091-4eee67248336",
    "updatedDate" : "2018-04-18T14:54:56.059+0000",
    "updatedByUserId" : "681441c2-e31e-489a-a091-4eee67248336"
  },
  "item" : {
    "title" : "0 estado autoritário e a realidade nacional ",
    "barcode" : "9720084884",
    "holdingsRecordId" : "cb6be619-3971-4e41-a22f-7a582c77033e",
    "instanceId" : "c9194572-39e2-4c13-9df4-e0a9f02f991d",
    "status" : {
      "name" : "Checked out"
    },
    "location" : {
      "name" : "Annex"
    },
    "materialType" : {
      "name" : "book"
    }
  }
}


Request URL: http://tmp-lb-pub-185231094.us-east-1.elb.amazonaws.com.:9130/circulation/loans?query=(userId=797f1498-18b0-4581-967f-f0631f2e6733%20and%20status.name%3C%3EClosed)&limit=1
Request Method: GET
Status Code: 200 OK
Response:
{
  "loans" : [ {
    "id" : "de0ed904-d558-4bd2-b787-fff5620f12e8",
    "userId" : "797f1498-18b0-4581-967f-f0631f2e6733",
    "itemId" : "534b2410-3721-4c65-a7e5-41d5f409d5a1",
    "status" : {
      "name" : "Open"
    },
    "loanDate" : "2018-04-17",
    "action" : "checkedout",
    "item" : {
      "title" : "Help save the the Wapack Trail and the ancient forest around Binney Pond ",
      "barcode" : "9136971192",
      "holdingsRecordId" : "8e98edb2-6f59-41ff-b33e-a81538340616",
      "instanceId" : "104971c6-0e55-44ea-ac87-15f93fca80fc",
      "status" : {
        "name" : "Checked out"
      },
      "location" : {
        "name" : "Annex"
      },
      "materialType" : {
        "name" : "book"
      }
    }
  } ],
  "totalRecords" : 475
}