{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1389458161",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x50dc7b60365e2e2f24cf316395f4591cf0f7edff93e0f34680820ac293a6ffad",
    "signature": "0x088f7df09c3ccd6213470e38c8c6706edae1005319c89395581f9e18beffdfd0545ca4d43b14682a157e5fcd427eda00d98c0ad3c826ee07246ee9f3030f70491c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}