{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943981,-0.330000,0.000000,0.000000,0.184272,-0.527118,0.829572,0.000000,-0.273183,0.781455,0.560981,0.000000,-1744239.519799,4989483.450700,3557809.212240,1],    "boundingVolume": {    "region": [1.907052,0.595513,1.907148,0.595628,0.000000,8.700933]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_1311656.b3dm"}}}