{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852993,-0.521922,0.000000,0.000000,0.269357,-0.440218,0.856537,0.000000,-0.446243,0.729307,0.518631,0.000000,-2848763.838384,4655816.668656,3288716.354197,1],    "boundingVolume": {    "region": [2.119853,0.545207,2.119946,0.545291,0.000000,84.427033]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/0/3_2556.b3dm"}}}