{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944033,-0.329851,0.000000,0.000000,0.184190,-0.527150,0.829571,0.000000,-0.273060,0.781496,0.560984,0.000000,-1743449.928050,4989746.670340,3557826.957729,1],    "boundingVolume": {    "region": [1.906895,0.595516,1.906990,0.595631,0.000000,8.703836]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_1311667.b3dm"}}}