{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949963,-0.312363,0.000000,0.000000,0.174537,-0.530806,0.829326,0.000000,-0.258505,0.786171,0.561347,0.000000,-1650523.721992,5019601.543329,3560138.068785,1],    "boundingVolume": {    "region": [1.888390,0.595910,1.888561,0.596115,0.000000,22.140382]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1350798.b3dm"}}}