{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949330,-0.314282,0.000000,0.000000,0.175754,-0.530890,0.829015,0.000000,-0.259995,0.785350,0.561808,0.000000,-1660039.544775,5014369.705804,3563065.520748,1],    "boundingVolume": {    "region": [1.890446,0.596559,1.890547,0.596580,0.000000,8.095033]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/8_1337670.b3dm"}}}