{
  "manageEntity": {
    "action": "Repost",
    "entityId": "620562",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x981fb1d31ccb57a391539fe7154f01053371d714beef7d0c40f04251dc875f59",
    "signature": "0x9093f9ba489d5528d12335e6e5fec28e3632d4e232ed4bcd685f2ca9e47ba874204218a91814be02b17339c2894813ff16e0b27912707a506a34769c131de0d31b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}