{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898425,-0.439127,0.000000,0.000000,0.283618,-0.580264,0.763449,0.000000,-0.334309,0.683975,0.648395,0.000000,-2135278.354926,4368637.903471,4113656.994748,1],    "boundingVolume": {    "region": [2.025357,0.705362,2.025489,0.705585,0.000000,8.908483]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/9_1831915.b3dm"}}}