{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897032,-0.441966,0.000000,0.000000,0.287247,-0.583007,0.759995,0.000000,-0.334936,0.679800,0.652449,0.000000,-2139319.976196,4342050.890706,4139450.936027,1],    "boundingVolume": {    "region": [2.028496,0.710759,2.028675,0.710863,0.000000,8.674350]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/20_1780812.b3dm"}}}