{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1549900853",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb570d8f20a43229d2865ac3dd1191621b4f32cb3b62b8a54f2a2a4b6d47730e8",
    "signature": "0x2959ec261f6fee1b1396eaa142f54a45c490a19204f873fc884cc3c3039ea32755e1c5814fce6dae8111cc0e0ed8ce23923cc22f7ff542a74f7b00021690589b1c",
    "signer": "0x26Feee0AaDc0e2d8f7aBEd5cdb0bCD7D325F618d",
    "userId": "354535"
  }
}