{
  "manageEntity": {
    "action": "Repost",
    "entityId": "256603686",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1b1e88b654cfc77a3f4534dce0378ac82522b89cb7c2ea500e497cd0584ef70c",
    "signature": "0x598b382e482181563e899b5cad3fb3773ebd0342b9aea7eddb0946361b9e2bf94b2cd80b0f36f27d89930f1754077dfabced46aa20c8da166c3e44ae5c6209aa1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}