{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944356,-0.328926,0.000000,0.000000,0.183912,-0.528016,0.829081,0.000000,-0.272132,0.781297,0.561710,0.000000,-1737530.797021,4988493.227683,3562446.144507,1],    "boundingVolume": {    "region": [1.905905,0.596414,1.906020,0.596489,0.000000,8.814408]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/7_192201.b3dm"}}}