{
  "manageEntity": {
    "action": "Repost",
    "entityId": "555788888",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0fab8350082506f4e07d0cd2d36fdda43ce092a74a6441d18214298753fd90de",
    "signature": "0x7070c3ef067ee301f34a4db2ca641e7fbf1e290f8e3848ff06ca28d1878584620bad42c59ed03854259364f8fc10a7d9a95a415b37495ab58dbb80c47664dab61b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}