{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949582,-0.313520,0.000000,0.000000,0.175139,-0.530455,0.829424,0.000000,-0.259494,0.785949,0.561202,0.000000,-1656835.407435,5018180.599570,3559215.565925,1],    "boundingVolume": {    "region": [1.889645,0.595797,1.889743,0.595878,0.000000,8.767464]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/7_1362507.b3dm"}}}