{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943607,-0.331069,0.000000,0.000000,0.185642,-0.529113,0.827995,0.000000,-0.273543,0.779646,0.563317,0.000000,-1746548.311450,4977979.386938,3572660.010458,1],    "boundingVolume": {    "region": [1.908198,0.598383,1.908267,0.598408,0.000000,8.664080]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/0/6.b3dm"}}}