{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950376,-0.311103,0.000000,0.000000,0.174075,-0.531774,0.828803,0.000000,-0.257299,0.786012,0.562123,0.000000,-1642827.701734,5018604.608629,3565066.554331,1],    "boundingVolume": {    "region": [1.887101,0.596901,1.887199,0.596999,0.000000,7.828170]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1326731.b3dm"}}}