{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1505848488",
    "entityType": "Track",
    "nonce": "1792530627764118861",
    "signature": "0xd99a087c58292e8af5eaddbbfb6d561264421b0b3a4a8a2b9e0e2d03b93be3d01e7a25b2dbc8a6535b6c49e2bfcf0bb54102738abd3d801413a710300e1f92c81b",
    "signer": "0x512F9723ECbDB6Dc537A671b3D2fb35CC68017a4",
    "userId": "105562689"
  }
}