{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895883,-0.444290,0.000000,0.000000,0.283890,-0.572447,0.769227,0.000000,-0.340820,0.687243,0.641513,0.000000,-2176797.343936,4389378.634813,4069878.095519,1],    "boundingVolume": {    "region": [2.031123,0.696416,2.031232,0.696523,0.000000,57.944838]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_623691.b3dm"}}}