{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948622,-0.316412,0.000000,0.000000,0.176642,-0.529583,0.829662,0.000000,-0.261963,0.785382,0.560848,0.000000,-1672600.412391,5014557.307022,3556963.092921,1],    "boundingVolume": {    "region": [1.892693,0.595298,1.892789,0.595521,0.000000,8.760612]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1187242.b3dm"}}}