loop server 0.17.4 errors

session.sh

$ http POST https://loopsvrprod1-l-elb-kzgg495k66v5-783781934.us-west-2.elb.amazonaws.com/v0/rooms @room.json --auth-type=hawk --auth='f7efbb929f7d32db266d1c4d551b89f9de9ae965bd8c26fe8abe9a53eac0747a:' --verify=no --verbose
POST /v0/rooms HTTP/1.1
Accept: application/json
Accept-Encoding: gzip, deflate
Authorization: Hawk mac="jc7AGxDX07EmkJ/wmk5iRn9FrRfTQS3vcjF1XHq6Uws=", hash="pGGINI02eOeD5Prpog4Cj19Ny+StOW0L6bqwZwk/AYU=", id="f2c0f6fa2e30ddf2d643285fa715326908c1f9e2b726e88230702049bb45246a", ts="1429186386", nonce="IfTKJE"
Connection: keep-alive
Content-Length: 112
Content-Type: application/json
Host: loopsvrprod1-l-elb-kzgg495k66v5-783781934.us-west-2.elb.amazonaws.com
User-Agent: HTTPie/0.9.2

{
    "context": {
        "alg": "AES-GCM", 
        "value": "TEST", 
        "wrappedKey": "12345"
    }, 
    "maxSize": "2", 
    "roomOwner": "alexis"
}

HTTP/1.1 201 Created
Connection: keep-alive
Content-Length: 100
Content-Type: application/json; charset=utf-8
Date: Thu, 16 Apr 2015 12:13:07 GMT
ETag: W/"64-41bdbe5a"
Server-Authorization: Hawk mac="OBKEPmus1rvlVI1sZhFrmE1x4Ke/uDrFDCQBVc+UwXU="
Vary: Origin

{
    "expiresAt": 1434024787, 
    "roomToken": "91B91Wr8G0w", 
    "roomUrl": "https://hello.firefox.com/91B91Wr8G0w"
}

$ http GET https://loopsvrprod1-l-elb-kzgg495k66v5-783781934.us-west-2.elb.amazonaws.com/v0/rooms/91B91Wr8G0w --auth-type=hawk --auth='f7efbb929f7d32db266d1c4d551b89f9de9ae965bd8c26fe8abe9a53eac0747a:' --verify=no --verbose 
GET /v0/rooms/91B91Wr8G0w HTTP/1.1
Accept: */*
Accept-Encoding: gzip, deflate
Authorization: Hawk mac="7DvSO7125y88jF557no+LkmOVuVSs4h+RKF0mubIUkY=", hash="B0weSUXsMcb5UhL41FZbrUJCAotzSI3HawE1NPLRUz8=", id="f2c0f6fa2e30ddf2d643285fa715326908c1f9e2b726e88230702049bb45246a", ts="1429186420", nonce="Soi0E_"
Connection: keep-alive
Host: loopsvrprod1-l-elb-kzgg495k66v5-783781934.us-west-2.elb.amazonaws.com
User-Agent: HTTPie/0.9.2

HTTP/1.1 200 OK
Connection: keep-alive
Content-Length: 278
Content-Type: application/json; charset=utf-8
Date: Thu, 16 Apr 2015 12:13:41 GMT
ETag: W/"116-c6f64bf7"
Server-Authorization: Hawk mac="zSmlEoBDB6N466bT+29JGO8ZypYPInJtfymugQNxsZ4="
Timestamp: 1429186421
Vary: Origin

{
    "clientMaxSize": 2, 
    "context": {
        "alg": "AES-GCM", 
        "value": "TEST", 
        "wrappedKey": "12345"
    }, 
    "creationTime": 1429186387, 
    "ctime": 1429186387, 
    "expiresAt": 1434024787, 
    "maxSize": 2, 
    "participants": [], 
    "roomOwner": "alexis", 
    "roomToken": "91B91Wr8G0w", 
    "roomUrl": "https://hello.firefox.com/91B91Wr8G0w"
}