{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943084,-0.332554,0.000000,0.000000,0.186552,-0.529039,0.827838,0.000000,-0.274717,0.779065,0.563550,0.000000,-1754045.670867,4974275.471189,3574135.640635,1],    "boundingVolume": {    "region": [1.909734,0.598628,1.909879,0.598725,0.000000,8.725601]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9_544997.b3dm"}}}