Workflow: Manual Matrix Create

{
    "id": "83",
    "name": "Create a room, invite members from a different room, and send a message in the room we created",
    "nodes": [
        {
            "name": "On clicking 'execute'",
            "type": "n8n-nodes-base.manualTrigger",
            "position": [
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                300
            ],
            "parameters": [],
            "typeVersion": 1
        },
        {
            "name": "Matrix",
            "type": "n8n-nodes-base.matrix",
            "position": [
                400,
                300
            ],
            "parameters": {
                "resource": "room",
                "roomName": "n8n",
                "roomAlias": "discussion-n8n"
            },
            "credentials": {
                "matrixApi": "matrix"
            },
            "typeVersion": 1
        },
        {
            "name": "IF",
            "type": "n8n-nodes-base.if",
            "position": [
                840,
                300
            ],
            "parameters": {
                "conditions": {
                    "string": [
                        {
                            "value1": "={{$node[\"Matrix1\"].json[\"user_id\"]}}",
                            "value2": "={{$node[\"Matrix2\"].json[\"user_id\"]}}",
                            "operation": "notEqual"
                        }
                    ]
                }
            },
            "typeVersion": 1
        },
        {
            "name": "Matrix3",
            "type": "n8n-nodes-base.matrix",
            "position": [
                990,
                200
            ],
            "parameters": {
                "roomId": "={{$node[\"Matrix\"].json[\"room_id\"]}}",
                "userId": "={{$node[\"IF\"].json[\"user_id\"]}}",
                "resource": "room",
                "operation": "invite"
            },
            "credentials": {
                "matrixApi": "matrix"
            },
            "typeVersion": 1
        },
        {
            "name": "Matrix4",
            "type": "n8n-nodes-base.matrix",
            "position": [
                1140,
                200
            ],
            "parameters": {
                "text": "Welcome to n8n!",
                "roomId": "={{$node[\"Matrix\"].json[\"room_id\"]}}"
            },
            "credentials": {
                "matrixApi": "matrix"
            },
            "typeVersion": 1
        },
        {
            "name": "NoOp",
            "type": "n8n-nodes-base.noOp",
            "position": [
                990,
                400
            ],
            "parameters": [],
            "typeVersion": 1
        },
        {
            "name": "Matrix1",
            "type": "n8n-nodes-base.matrix",
            "position": [
                540,
                300
            ],
            "parameters": {
                "resource": "account"
            },
            "credentials": {
                "matrixApi": "matrix"
            },
            "typeVersion": 1,
            "continueOnFail": true
        },
        {
            "name": "Matrix2",
            "type": "n8n-nodes-base.matrix",
            "position": [
                690,
                300
            ],
            "parameters": {
                "roomId": "!cMUIsUgevrhCoeMkSG:matrix.org",
                "filters": [],
                "resource": "roomMember"
            },
            "credentials": {
                "matrixApi": "matrix"
            },
            "typeVersion": 1
        }
    ],
    "active": false,
    "settings": [],
    "connections": {
        "IF": {
            "main": [
                [
                    {
                        "node": "Matrix3",
                        "type": "main",
                        "index": 0
                    }
                ],
                [
                    {
                        "node": "NoOp",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Matrix": {
            "main": [
                [
                    {
                        "node": "Matrix1",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Matrix1": {
            "main": [
                [
                    {
                        "node": "Matrix2",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Matrix2": {
            "main": [
                [
                    {
                        "node": "IF",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Matrix3": {
            "main": [
                [
                    {
                        "node": "Matrix4",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "On clicking 'execute'": {
            "main": [
                [
                    {
                        "node": "Matrix",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        }
    }
}