{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896900,-0.442234,0.000000,0.000000,0.282266,-0.572468,0.769809,0.000000,-0.339502,0.688548,0.640813,0.000000,-2168371.289964,4397699.976415,4065420.574938,1],    "boundingVolume": {    "region": [2.028793,0.695500,2.028976,0.695612,0.000000,13.395174]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/0_450839.b3dm"}}}