{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950316,-0.311286,0.000000,0.000000,0.173820,-0.530649,0.829577,0.000000,-0.257693,0.786704,0.560974,0.000000,-1645336.984616,5022997.230323,3557764.770244,1],    "boundingVolume": {    "region": [1.887293,0.595503,1.887392,0.595620,0.000000,8.752765]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1455894.b3dm"}}}