{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891054,-0.453897,0.000000,0.000000,0.292120,-0.573468,0.765376,0.000000,-0.346432,0.680089,0.646114,0.000000,-2212687.411816,4343775.825849,4099147.926931,1],    "boundingVolume": {    "region": [2.041882,0.702439,2.041977,0.702525,0.000000,24.966684]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/6_1363520.b3dm"}}}