{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858223,-0.513277,0.000000,0.000000,0.262896,-0.439574,0.858871,0.000000,-0.440059,0.735799,0.514731,0.000000,-2809249.245115,4697194.586872,3263941.681295,1],    "boundingVolume": {    "region": [2.109713,0.540631,2.109877,0.540756,0.000000,72.442900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_422821.b3dm"}}}