{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943848,-0.330381,0.000000,0.000000,0.184440,-0.526917,0.829663,0.000000,-0.273529,0.781430,0.560846,0.000000,-1746444.745992,4989326.256221,3556953.512048,1],    "boundingVolume": {    "region": [1.907456,0.595350,1.907551,0.595465,0.000000,8.809416]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/4_1310824.b3dm"}}}