{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896295,-0.443459,0.000000,0.000000,0.283744,-0.573489,0.768505,0.000000,-0.339861,0.686908,0.642380,0.000000,-2170679.104003,4387256.514617,4075393.103076,1],    "boundingVolume": {    "region": [2.030184,0.697540,2.030317,0.697659,0.000000,58.000399]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_543103.b3dm"}}}