{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1401476747",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5076ca2884326e2fee056df855595e7645e487995949c1e20dcbbad232128dbe",
    "signature": "0x7fc258fb1fab2d7d5c1827a59f124e78e78c03a5c5e501d1c344aaba3a125aaf4020834d033ccf915b34f213667a8888ac0647b80f1159b2ff7a21dfa5a3948a1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}