{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943851,-0.330370,0.000000,0.000000,0.184566,-0.527296,0.829394,0.000000,-0.273431,0.781178,0.561246,0.000000,-1745819.595171,4987720.198185,3559494.811131,1],    "boundingVolume": {    "region": [1.907444,0.595833,1.907540,0.595948,0.000000,8.746796]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/8_1297983.b3dm"}}}