{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896329,-0.443390,0.000000,0.000000,0.283808,-0.573727,0.768304,0.000000,-0.339718,0.686753,0.642621,0.000000,-2169772.063490,4386270.194648,4076927.167470,1],    "boundingVolume": {    "region": [2.030107,0.697855,2.030240,0.697974,0.000000,49.655558]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_537435.b3dm"}}}