{
  "manageEntity": {
    "action": "Repost",
    "entityId": "553360",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4f15d1dc8916f1d28836488b9ce0e7a8790a5b2c4315b649d58a20e9f485babe",
    "signature": "0xcfc4fee1f48f3790fc38bec6a8fcbb212bf0e04e862b13b6b85dcf7907239dc3110395888f6f8e335e594ab5fdedcf96dd8c14651645761f95536c00cc946c651b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}