{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897631,-0.440748,0.000000,0.000000,0.283164,-0.576694,0.766317,0.000000,-0.336814,0.685958,0.644994,0.000000,-2151245.972943,4381239.059183,4092024.686965,1],    "boundingVolume": {    "region": [2.027165,0.700981,2.027292,0.701050,0.000000,10.326657]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_861701.b3dm"}}}