{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898404,-0.439170,0.000000,0.000000,0.283968,-0.580910,0.762827,0.000000,-0.334068,0.683398,0.649127,0.000000,-2133742.722314,4364964.625701,4118319.052525,1],    "boundingVolume": {    "region": [2.025421,0.706399,2.025522,0.706474,0.000000,6.507076]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_1818181.b3dm"}}}