{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943982,-0.329997,0.000000,0.000000,0.184168,-0.526827,0.829780,0.000000,-0.273250,0.781653,0.560672,0.000000,-1744662.279663,4990743.743604,3555846.944049,1],    "boundingVolume": {    "region": [1.907049,0.595140,1.907144,0.595255,0.000000,8.752422]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/2_1310038.b3dm"}}}