{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951031,-0.309096,0.000000,0.000000,0.172591,-0.531032,0.829588,0.000000,-0.255883,0.787306,0.560957,0.000000,-1633780.988249,5026843.462258,3557658.599264,1],    "boundingVolume": {    "region": [1.884966,0.595432,1.885111,0.595651,0.000000,8.742495]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_1448869.b3dm"}}}