{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949853,-0.312697,0.000000,0.000000,0.174785,-0.530929,0.829195,0.000000,-0.258741,0.785954,0.561542,0.000000,-1652029.153709,5018223.589591,3561373.842797,1],    "boundingVolume": {    "region": [1.888742,0.596145,1.888913,0.596350,0.000000,29.576520]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1438688.b3dm"}}}