{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871401,-0.490571,0.000000,0.000000,0.211743,-0.376119,0.902053,0.000000,-0.441965,0.785061,0.433988,0.000000,-2820691.754907,5010388.260052,2751240.747831,1],    "boundingVolume": {    "region": [2.083486,0.448875,2.083598,0.448955,0.000000,61.783352]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/0_220164.b3dm"}}}