{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897453,-0.441109,0.000000,0.000000,0.286288,-0.582464,0.760772,0.000000,-0.334632,0.680821,0.651540,0.000000,-2137367.297974,4348554.585662,4133667.435524,1],    "boundingVolume": {    "region": [2.027565,0.709530,2.027696,0.709694,0.000000,8.155405]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9.b3dm"}}}