{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897888,-0.440223,0.000000,0.000000,0.285143,-0.581584,0.761875,0.000000,-0.334447,0.682146,0.650247,0.000000,-2136176.428432,4356992.377872,4125445.160784,1],    "boundingVolume": {    "region": [2.026567,0.707796,2.026719,0.708024,0.000000,15.795172]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/1_1793914.b3dm"}}}