{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952137,-0.305673,0.000000,0.000000,0.112654,-0.350905,0.929610,0.000000,-0.283896,0.884304,0.370688,0.000000,-1811560.582237,5642807.680736,2349552.432010,1],    "boundingVolume": {    "region": [1.881359,0.379689,1.881523,0.379810,0.000000,9.117541]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/22_43317.b3dm"}}}