{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949459,-0.313890,0.000000,0.000000,0.175107,-0.529667,0.829934,0.000000,-0.259961,0.786336,0.560443,0.000000,-1659815.222954,5020639.136963,3554389.259400,1],    "boundingVolume": {    "region": [1.890002,0.594787,1.890164,0.595053,0.000000,8.804800]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1457184.b3dm"}}}