{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896329,-0.443389,0.000000,0.000000,0.283754,-0.573621,0.768403,0.000000,-0.339762,0.686842,0.642503,0.000000,-2170047.614052,4386840.396597,4076172.020170,1],    "boundingVolume": {    "region": [2.030106,0.697700,2.030239,0.697819,0.000000,46.053164]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_537046.b3dm"}}}