{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949524,-0.313693,0.000000,0.000000,0.175123,-0.530085,0.829663,0.000000,-0.259713,0.786131,0.560846,0.000000,-1658230.371249,5019337.100744,3556949.720677,1],    "boundingVolume": {    "region": [1.889795,0.595274,1.889957,0.595540,0.000000,8.751766]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1367955.b3dm"}}}