{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950050,-0.312098,0.000000,0.000000,0.174348,-0.530730,0.829414,0.000000,-0.258314,0.786327,0.561216,0.000000,-1649301.515895,5020599.753965,3559302.458825,1],    "boundingVolume": {    "region": [1.888111,0.595751,1.888282,0.595956,0.000000,8.809885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1429572.b3dm"}}}