{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950554,-0.310558,0.000000,0.000000,0.173463,-0.530934,0.829469,0.000000,-0.257057,0.786798,0.561134,0.000000,-1641275.336308,5023600.186764,3558782.481653,1],    "boundingVolume": {    "region": [1.886519,0.595698,1.886635,0.595812,0.000000,8.799150]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1424449.b3dm"}}}