{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949335,-0.314265,0.000000,0.000000,0.175750,-0.530908,0.829005,0.000000,-0.259978,0.785344,0.561824,0.000000,-1659929.412415,5014333.591254,3563166.969280,1],    "boundingVolume": {    "region": [1.890428,0.596578,1.890529,0.596600,0.000000,9.423179]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/8_1418488.b3dm"}}}