{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949874,-0.312633,0.000000,0.000000,0.174834,-0.531198,0.829013,0.000000,-0.258630,0.785797,0.561812,0.000000,-1651324.696811,5017226.913681,3563092.796186,1],    "boundingVolume": {    "region": [1.888674,0.596472,1.888846,0.596677,0.000000,7.650626]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1334897.b3dm"}}}