{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950237,-0.311528,0.000000,0.000000,0.173911,-0.530472,0.829672,0.000000,-0.257923,0.786728,0.560833,0.000000,-1646801.559141,5023152.941941,3556873.209068,1],    "boundingVolume": {    "region": [1.887547,0.595334,1.887647,0.595451,0.000000,8.798471]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/9_1454607.b3dm"}}}