{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943388,-0.331691,0.000000,0.000000,0.185707,-0.528184,0.828574,0.000000,-0.274250,0.780015,0.562462,0.000000,-1751059.998593,4980319.572614,3567222.562865,1],    "boundingVolume": {    "region": [1.908830,0.597321,1.908955,0.597400,0.000000,8.256740]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/4_1255944.b3dm"}}}