{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950877,-0.309570,0.000000,0.000000,0.173292,-0.532285,0.828639,0.000000,-0.255980,0.786269,0.562365,0.000000,-1634407.774683,5020249.849296,3566609.472617,1],    "boundingVolume": {    "region": [1.885455,0.597159,1.885620,0.597328,0.000000,8.790559]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/6_1383638.b3dm"}}}