{
  "manageEntity": {
    "action": "Repost",
    "entityId": "553747",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x242d306cd510facd94dc2137a49157d11d5d25ada43d45b9be2c131d2b5d253e",
    "signature": "0xd3b91330524854a00de531566b97d47e4a50cce58b0f8e4ee99b1dfd154c56c325bb028597715db5292d8fd834017c7e447f48e0cd2af46cc3d7768816be1c8e1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}