{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950244,-0.311506,0.000000,0.000000,0.173905,-0.530496,0.829657,0.000000,-0.257900,0.786720,0.560855,0.000000,-1646654.477471,5023102.672793,3557011.361456,1],    "boundingVolume": {    "region": [1.887523,0.595360,1.887623,0.595477,0.000000,8.818623]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/10_1454826.b3dm"}}}