{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949877,-0.312623,0.000000,0.000000,0.174481,-0.530145,0.829761,0.000000,-0.258857,0.786516,0.560701,0.000000,-1652767.233268,5021793.684138,3556031.062240,1],    "boundingVolume": {    "region": [1.888667,0.595167,1.888831,0.595298,0.000000,8.806304]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1356584.b3dm"}}}