{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895900,-0.444255,0.000000,0.000000,0.283850,-0.572422,0.769261,0.000000,-0.340809,0.687287,0.641472,0.000000,-2176723.831275,4389657.754464,4069618.116137,1],    "boundingVolume": {    "region": [2.031085,0.696362,2.031193,0.696470,0.000000,46.648378]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_618981.b3dm"}}}