{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949637,-0.313351,0.000000,0.000000,0.115442,-0.349858,0.929663,0.000000,-0.291044,0.882033,0.370555,0.000000,-1857171.273928,5628315.773233,2348708.165040,1],    "boundingVolume": {    "region": [1.889447,0.379516,1.889585,0.379697,0.000000,31.420902]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/7_5886.b3dm"}}}