{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950232,-0.311542,0.000000,0.000000,0.173935,-0.530517,0.829638,0.000000,-0.257924,0.786692,0.560884,0.000000,-1646808.840624,5022922.126728,3557193.622462,1],    "boundingVolume": {    "region": [1.887562,0.595395,1.887661,0.595511,0.000000,8.818623]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/10_1455090.b3dm"}}}