{
  "manageEntity": {
    "action": "Repost",
    "entityId": "575947",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6634731bbcaaf65214755befe3652901608985570a66316634b3222566392abd",
    "signature": "0xa8a99dcf6610c4e16be8ae2a95d7dc072ea33f0b59ba5fb65f1c32cebdd10b81273032537b315df18e664bcbe4be9e5a83e02a68b89c7dd1cf1bb26f753496691b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}