{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1637084645",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdca4c492b397c57a4ecb9bff137c85332ee6b637e758da114e9fd8c4d5353704",
    "signature": "0xc3a5badf425a2c5d0e8bffbfee4691c6b3f4651e5ee5ce6900c059f29e22dec2053d710bea2b21363b223f45b85d162b4ba0e289e300fcbbb57410d6bc912a9b1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}