{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943943,-0.330108,0.000000,0.000000,0.184364,-0.527189,0.829507,0.000000,-0.273251,0.781361,0.561079,0.000000,-1744670.164706,4988886.441290,3558431.012227,1],    "boundingVolume": {    "region": [1.907166,0.595631,1.907262,0.595746,0.000000,8.789196]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/7_1297431.b3dm"}}}