{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948944,-0.315445,0.000000,0.000000,0.176187,-0.530020,0.829480,0.000000,-0.261105,0.785475,0.561119,0.000000,-1667119.706865,5015152.403692,3558685.043998,1],    "boundingVolume": {    "region": [1.891653,0.595683,1.891790,0.595790,0.000000,8.816941]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_1070028.b3dm"}}}