{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950120,-0.311884,0.000000,0.000000,0.115273,-0.351168,0.929190,0.000000,-0.289532,0.882027,0.371751,0.000000,-1847530.371111,5628295.387556,2356296.999438,1],    "boundingVolume": {    "region": [1.887909,0.380843,1.888035,0.380946,0.000000,11.439156]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/9_70783.b3dm"}}}