{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858539,-0.512748,0.000000,0.000000,0.262450,-0.439444,0.859075,0.000000,-0.439710,0.736246,0.514390,0.000000,-2807018.343956,4700043.597112,3261773.621865,1],    "boundingVolume": {    "region": [2.109096,0.540233,2.109261,0.540358,0.000000,16.841433]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/6_247227.b3dm"}}}