{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871429,-0.490522,0.000000,0.000000,0.211723,-0.376133,0.902052,0.000000,-0.441920,0.785086,0.433990,0.000000,-2820402.168392,5010544.523638,2751252.964978,1],    "boundingVolume": {    "region": [2.083428,0.448877,2.083541,0.448957,0.000000,60.082272]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/0_211082.b3dm"}}}