{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950849,-0.309655,0.000000,0.000000,0.173254,-0.532008,0.828825,0.000000,-0.256108,0.786424,0.562090,0.000000,-1635220.983705,5021235.042065,3564861.212731,1],    "boundingVolume": {    "region": [1.885543,0.596826,1.885709,0.596996,0.000000,8.758258]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/4_1323714.b3dm"}}}