{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852813,-0.522216,0.000000,0.000000,0.269370,-0.439900,0.856696,0.000000,-0.446577,0.729291,0.518366,0.000000,-2850897.436625,4655704.769656,3287036.789383,1],    "boundingVolume": {    "region": [2.120167,0.544891,2.120321,0.544988,0.000000,98.780900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/1/0/0_21002.b3dm"}}}