{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899159,-0.437621,0.000000,0.000000,0.282696,-0.580842,0.763351,0.000000,-0.333120,0.684446,0.648510,0.000000,-2127682.916981,4371648.430103,4114389.317270,1],    "boundingVolume": {    "region": [2.023665,0.705565,2.023830,0.705684,0.000000,27.705204]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/8_1828257.b3dm"}}}