{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950020,-0.312190,0.000000,0.000000,0.174377,-0.530642,0.829465,0.000000,-0.258406,0.786351,0.561140,0.000000,-1649891.871932,5020747.738018,3558823.305753,1],    "boundingVolume": {    "region": [1.888209,0.595660,1.888380,0.595865,0.000000,8.327032]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/0_1353509.b3dm"}}}