{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950613,-0.310379,0.000000,0.000000,0.173273,-0.530691,0.829665,0.000000,-0.256969,0.787033,0.560843,0.000000,-1640714.355563,5025100.480679,3556934.983879,1],    "boundingVolume": {    "region": [1.886330,0.595347,1.886446,0.595461,0.000000,8.775262]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/9_1345083.b3dm"}}}