{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950446,-0.310889,0.000000,0.000000,0.173875,-0.531569,0.828977,0.000000,-0.257176,0.786236,0.561865,0.000000,-1642042.027658,5020031.431433,3563430.317524,1],    "boundingVolume": {    "region": [1.886876,0.596589,1.886973,0.596688,0.000000,13.011761]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_1393567.b3dm"}}}