{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1123397579",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x13ab9d68905df68d7ade1663bdcb3ce89cf3ab39fc829bfc99d78ec5b957d35a",
    "signature": "0xe2d4747577d9230cc881dffb5ff2ccdcc881e36fd0d56eb36e156e2cdc41088965ba0cd6c4f88facb871a92451a0f6294d8a712e47bba457d1e9fab364d3bfd91c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}