{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950152,-0.311786,0.000000,0.000000,0.174215,-0.530911,0.829327,0.000000,-0.258028,0.786328,0.561346,0.000000,-1647476.891126,5020608.812140,3560129.037203,1],    "boundingVolume": {    "region": [1.887799,0.595907,1.887937,0.596115,0.000000,8.779620]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1430633.b3dm"}}}