{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897870,-0.440260,0.000000,0.000000,0.285175,-0.581588,0.761860,0.000000,-0.334469,0.682118,0.650265,0.000000,-2136314.710504,4356815.551895,4125559.529751,1],    "boundingVolume": {    "region": [2.026609,0.707820,2.026761,0.708047,0.000000,15.795172]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/1_1794060.b3dm"}}}