{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943270,-0.332027,0.000000,0.000000,0.186136,-0.528802,0.828083,0.000000,-0.274364,0.779451,0.563188,0.000000,-1751789.027328,4976730.782097,3571839.131761,1],    "boundingVolume": {    "region": [1.909176,0.598190,1.909320,0.598288,0.000000,8.663240]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/4_1285032.b3dm"}}}