{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950597,-0.310428,0.000000,0.000000,0.173652,-0.531761,0.828900,0.000000,-0.256771,0.786288,0.561979,0.000000,-1639451.851408,5020359.401302,3564155.927293,1],    "boundingVolume": {    "region": [1.886390,0.596727,1.886488,0.596826,0.000000,8.644564]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/8_1327585.b3dm"}}}