{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944573,-0.328303,0.000000,0.000000,0.183592,-0.528220,0.829022,0.000000,-0.271597,0.781421,0.561798,0.000000,-1734112.790231,4989283.430652,3563001.194299,1],    "boundingVolume": {    "region": [1.905245,0.596520,1.905360,0.596595,0.000000,8.818012]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/8_130809.b3dm"}}}