{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897923,-0.440152,0.000000,0.000000,0.282576,-0.576464,0.766707,0.000000,-0.336531,0.686534,0.644529,0.000000,-2149434.792795,4384906.611065,4089066.902609,1],    "boundingVolume": {    "region": [2.026501,0.700373,2.026628,0.700442,0.000000,25.391125]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/4_852811.b3dm"}}}