{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949082,-0.315030,0.000000,0.000000,0.116181,-0.350014,0.929512,0.000000,-0.292556,0.881372,0.370937,0.000000,-1866819.243064,5624103.068662,2351133.216725,1],    "boundingVolume": {    "region": [1.891231,0.379960,1.891339,0.380076,0.000000,71.898350]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/22_1936.b3dm"}}}