{
  "manageEntity": {
    "action": "Repost",
    "entityId": "445542978",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbdd95545f9e012be9dac2ccd35ca79f50f5ccfabda568e78c5cf3d4cc029c754",
    "signature": "0xa22df3e0bdb27b5213f9bb54648c5656b45c1fd0f0b181243730c270645bd8383e460e98ae06c4dfda050f280e9d92321756484f3b2438352929953f6f3f37871c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}