{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949234,-0.314572,0.000000,0.000000,0.175556,-0.529747,0.829788,0.000000,-0.260480,0.786009,0.560660,0.000000,-1663129.161073,5018557.009915,3555771.033688,1],    "boundingVolume": {    "region": [1.890733,0.595129,1.890871,0.595236,0.000000,8.610553]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/1_1369664.b3dm"}}}