{
  "manageEntity": {
    "action": "Repost",
    "entityId": "393876520",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3d73c71f018f28a9fee431463ed3c07fe662dd6dbe95b5196e8bdf9dc115aaf9",
    "signature": "0xb8a3297b67bffcdfaf812589dc1b0515f392568d421367e841defe136fceaed75721d088cd29b643e3966235d741e47d22093d448029b2e47b1ef825bf77d69f1b",
    "signer": "0xbbB98413eB671bb0000F0b18A2A7Cae9631043E1",
    "userId": "98311147"
  }
}