{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949495,-0.313783,0.000000,0.000000,0.175485,-0.531011,0.828995,0.000000,-0.259576,0.785467,0.561838,0.000000,-1657362.779648,5015116.270098,3563259.580164,1],    "boundingVolume": {    "region": [1.889920,0.596596,1.890021,0.596617,0.000000,6.488128]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/9_1337353.b3dm"}}}