{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950431,-0.310934,0.000000,0.000000,0.173419,-0.530089,0.830019,0.000000,-0.257540,0.787222,0.560317,0.000000,-1644355.422263,5026292.281458,3553590.624971,1],    "boundingVolume": {    "region": [1.886881,0.594695,1.887064,0.594841,0.000000,8.620836]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/12_1375474.b3dm"}}}