{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896234,-0.443581,0.000000,0.000000,0.283845,-0.573495,0.768463,0.000000,-0.339936,0.686824,0.642430,0.000000,-2171160.474054,4386720.997378,4075710.989069,1],    "boundingVolume": {    "region": [2.030321,0.697606,2.030454,0.697725,0.000000,42.417147]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/1_554821.b3dm"}}}