{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1577881988",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb55e09b210e6519b8857f2ceee38244fbcd61aa4ed1a83ee367ac01b3f7b7caa",
    "signature": "0x96c334f847af4636ad5e8ad2bf60f58b70d6d453526e75e156bf76817d0208c410951f9a6fd2696cbc9a51652b52be21bafde03bb42934970f3afc03d0f618c01c",
    "signer": "0xa185Ff45de6FF68eAa1d7ceC338cba250810134c",
    "userId": "54166466"
  }
}