{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858018,-0.513620,0.000000,0.000000,0.263177,-0.439646,0.858749,0.000000,-0.440289,0.735517,0.514937,0.000000,-2810719.902278,4695398.159680,3265251.251343,1],    "boundingVolume": {    "region": [2.110112,0.540872,2.110277,0.540997,0.000000,52.421833]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_457635.b3dm"}}}