{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898236,-0.439513,0.000000,0.000000,0.284367,-0.581163,0.762486,0.000000,-0.334178,0.682962,0.649529,0.000000,-2134449.875622,4362189.965229,4120874.487836,1],    "boundingVolume": {    "region": [2.025802,0.706927,2.025903,0.707002,0.000000,16.531448]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1803609.b3dm"}}}