{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894973,-0.446120,0.000000,0.000000,0.284148,-0.570035,0.770922,0.000000,-0.342984,0.688069,0.639471,0.000000,-2190601.491026,4394617.589547,4056884.543401,1],    "boundingVolume": {    "region": [2.033156,0.693751,2.033288,0.693868,0.000000,95.844854]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/6.b3dm"}}}