{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897906,-0.440187,0.000000,0.000000,0.282579,-0.576413,0.766744,0.000000,-0.336574,0.686554,0.644485,0.000000,-2149706.699502,4385035.808845,4088787.292356,1],    "boundingVolume": {    "region": [2.026540,0.700316,2.026666,0.700385,0.000000,17.637285]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/3_852176.b3dm"}}}