{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898099,-0.439793,0.000000,0.000000,0.284384,-0.580739,0.762803,0.000000,-0.334531,0.683144,0.649156,0.000000,-2136697.742947,4363344.658495,4118502.394780,1],    "boundingVolume": {    "region": [2.026098,0.706363,2.026230,0.706586,0.000000,24.662203]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/13_1821886.b3dm"}}}