{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943084,-0.332554,0.000000,0.000000,0.186547,-0.529026,0.827848,0.000000,-0.274720,0.779074,0.563536,0.000000,-1754065.368201,4974331.850623,3574048.096740,1],    "boundingVolume": {    "region": [1.909734,0.598611,1.909879,0.598708,0.000000,8.820447]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/8_657641.b3dm"}}}