{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949589,-0.313498,0.000000,0.000000,0.174958,-0.529951,0.829784,0.000000,-0.259589,0.786300,0.560666,0.000000,-1657440.093847,5020412.221097,3555808.261631,1],    "boundingVolume": {    "region": [1.889589,0.595057,1.889751,0.595323,0.000000,8.805125]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1369541.b3dm"}}}