{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950028,-0.312165,0.000000,0.000000,0.174467,-0.530966,0.829239,0.000000,-0.258314,0.786141,0.561477,0.000000,-1649302.778352,5019415.159585,3560961.047750,1],    "boundingVolume": {    "region": [1.888181,0.596067,1.888353,0.596272,0.000000,26.760285]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1435585.b3dm"}}}