{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944111,-0.329628,0.000000,0.000000,0.184080,-0.527237,0.829539,0.000000,-0.272864,0.781530,0.561030,0.000000,-1742203.310216,4989968.440723,3558124.570683,1],    "boundingVolume": {    "region": [1.906667,0.595585,1.906745,0.595675,0.000000,8.818882]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/6.b3dm"}}}