{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858267,-0.513203,0.000000,0.000000,0.262594,-0.439155,0.859178,0.000000,-0.440154,0.736102,0.514216,0.000000,-2809851.283028,4699122.789572,3260668.385180,1],    "boundingVolume": {    "region": [2.109627,0.540030,2.109791,0.540155,0.000000,89.490900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_353130.b3dm"}}}