Valid-Invalid Statements

============================VALID==============================
{
    "actor": {
        "mbox": "mailto:lou.wolford.ctr@adlnet.gov"
    }, 
    "verb": {
        "id": "http://adlnet.gov/expapi/verbs/answered"
    },
    "object": {
        "id": "http://adlnet.gov/expapi/activities/example"
    }
}


{
    "actor": {
        "account": {
            "name": "xapiguy",
            "homePage": "http://example.com"
        },
        "objectType": "Agent"
    },
    "verb": {
        "id": "http://adlnet.gov/expapi/verbs/answered"
    },
    "object": {
        "id": "http://adlnet.gov/expapi/activities/example",
        "definition": {
            "name": {
                "en-US": "Example Activity"
            },
            "description": {
                "en-US": "Example activity description"
            }
        },
        "objectType": "Activity"
    }
}


{
    "actor": {
        "account": {
            "name": "xapiguy",
            "homePage": "http://example.com"
        },
        "objectType": "Agent"
    },
    "verb": {
        "id": "http://adlnet.gov/expapi/verbs/answered",
        "display": {
            "en-US": "answered"
        }
    },
    "object": {
        "id": "http://adlnet.gov/expapi/activities/example",
        "definition": {
            "name": {
                "en-US": "Example Activity"
            },
            "description": {
                "en-US": "Example activity description"
            }
        },
        "objectType": "Activity"
    },
    "result": {
        "score": {
            "scaled": 0,
            "raw": 12,
            "min": 0,
            "max": 15
        },
        "success": true,
        "completion": true,
        "duration": "PT3M4S"
    },
    "context": {
        "team": {
            "member": [
                {
                    "name": "Bob",
                    "account": {
                        "homePage": "http://www.example.com",
                        "name": "13936749"
                    },
                    "objectType": "Agent"
                },
                {
                    "name": "Alice",
                    "mbox_sha1sum": "ebd31e95054c018b10727de4db3ef2ec3a016ee9",
                    "objectType": "Agent"
                }
            ],
            "objectType": "Group"
        }
    }
}


[
    {
        "actor": {
            "mbox": "mailto:lou.wolford.ctr@adlnet.gov"
        }, 
        "object": {
            "id": "http://adlnet.gov/expapi/activities/example"
        }, 
        "verb": {
            "id": "http://adlnet.gov/expapi/verbs/answered"
        }
    }, 
    {
        "actor": {
            "mbox": "mailto:lou.wolford.ctr@adlnet.gov"
        }, 
        "object": {
            "id": "http://adlnet.gov/expapi/activities/example"
        }, 
        "verb": {
            "id": "http://adlnet.gov/expapi/verbs/answered"
        }
    }, 
    {
        "actor": {
            "mbox": "mailto:lou.wolford.ctr@adlnet.gov"
        }, 
        "object": {
            "id": "http://adlnet.gov/expapi/activities/example"
        }, 
        "verb": {
            "id": "http://adlnet.gov/expapi/verbs/answered"
        }
    }
]
=================================INVALID====================================================
{
    "actor": {
        "mbox": "mailto:lou.wolford.ctr@adlnet.gov",
        "account": {
            "name": "xapiguy",
            "homePage": "http://example.com"
        },
    }, 
    "object": {
        "id": "http://adlnet.gov/expapi/activities/example"
    }, 
    "verb": {
        "id": "http://adlnet.gov/expapi/verbs/answered"
    }
}



{
    "actor": {
        "account": {
            "name": "xapiguy",
            "homePage": "http://example.com"
        },
        "objectType": "Agent"
    },
    "verb": {
        "id": "http://adlnet.gov/expapi/verbs/answered"
    },
    "object": {
        "id": "http://adlnet.gov/expapi/activities/example",
        "definition": {
            "name": {
                "en-US": "Example Activity"
            },
            "description": {
                "en-US": "Example activity description"
            }
        },
        "objectType": "Example"
    }
}



{
    "actor": {
        "account": {
            "name": "xapiguy",
            "homePage": "http://example.com"
        },
        "objectType": "Agent"
    },
    "verb": {
        "id": "http://adlnet.gov/expapi/verbs/answered",
        "display": {
            "en-US": "answered"
        }
    },
    "object": {
        "id": "http://adlnet.gov/expapi/activities/example",
        "definition": {
            "name": {
                "en-US": "Example Activity"
            },
            "description": {
                "en-US": "Example activity description"
            }
        },
        "objectType": "Activity"
    },
    "result": {
        "score": {
            "scaled": 0,
            "raw": 12,
            "min": 0,
            "max": 15
        },
        "success": true,
        "completion": true,
        "duration": "PT3M4"
    },
    "context": {
        "team": {
            "member": [
                {
                    "name": "Bob",
                    "account": {
                        "homePage": "http://www.example.com",
                        "name": "13936749"
                    },
                    "objectType": "Agent"
                },
                {
                    "name": "Alice",
                    "mbox_sha1sum": "ebd31e95054c018b10727de4db3ef2ec3a016ee9",
                    "objectType": "Agent"
                }
            ],
            "objectType": "Groups"
        }
    }
}