{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948759,-0.316002,0.000000,0.000000,0.176345,-0.529457,0.829806,0.000000,-0.261670,0.785633,0.560633,0.000000,-1670722.825594,5016154.740236,3555602.013008,1],    "boundingVolume": {    "region": [1.892260,0.595039,1.892356,0.595262,0.000000,8.812225]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1074429.b3dm"}}}