{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891165,-0.453680,0.000000,0.000000,0.292060,-0.573695,0.765229,0.000000,-0.346200,0.680042,0.646288,0.000000,-2211204.659793,4343477.186805,4100256.862089,1],    "boundingVolume": {    "region": [2.041639,0.702667,2.041734,0.702754,0.000000,21.195990]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/9_2045746.b3dm"}}}