{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943960,-0.330060,0.000000,0.000000,0.184194,-0.526787,0.829800,0.000000,-0.273309,0.781653,0.560642,0.000000,-1745040.079161,4990746.253553,3555659.295027,1],    "boundingVolume": {    "region": [1.907116,0.595104,1.907212,0.595219,0.000000,8.813410]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/2_1309927.b3dm"}}}