{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950020,-0.312190,0.000000,0.000000,0.174482,-0.530962,0.829238,0.000000,-0.258335,0.786133,0.561478,0.000000,-1649434.338255,5019365.438028,3560970.136022,1],    "boundingVolume": {    "region": [1.888208,0.596068,1.888379,0.596274,0.000000,26.760285]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1435668.b3dm"}}}