{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949402,-0.314063,0.000000,0.000000,0.175108,-0.529345,0.830139,0.000000,-0.260170,0.786484,0.560138,0.000000,-1661143.350380,5021579.771306,3552452.541174,1],    "boundingVolume": {    "region": [1.890185,0.594419,1.890347,0.594685,0.000000,8.817751]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1381366.b3dm"}}}