{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949624,-0.313391,0.000000,0.000000,0.175253,-0.531045,0.829022,0.000000,-0.259261,0.785600,0.561798,0.000000,-1655348.945903,5015965.031276,3563002.726622,1],    "boundingVolume": {    "region": [1.889482,0.596473,1.889635,0.596642,0.000000,11.216612]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/7_1337741.b3dm"}}}