{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950190,-0.311671,0.000000,0.000000,0.114789,-0.349955,0.929707,0.000000,-0.289498,0.882589,0.370443,0.000000,-1847303.872755,5631860.623177,2347997.116352,1],    "boundingVolume": {    "region": [1.887744,0.379484,1.887751,0.379488,0.000000,4.386989]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/27/20.b3dm"}}}