{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949891,-0.312582,0.000000,0.000000,0.174624,-0.530658,0.829402,0.000000,-0.258710,0.786184,0.561234,0.000000,-1651833.118036,5019686.124572,3559416.310572,1],    "boundingVolume": {    "region": [1.888629,0.595791,1.888782,0.595960,0.000000,16.978513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1352129.b3dm"}}}