{
  "manageEntity": {
    "action": "Repost",
    "entityId": "637306944",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd03aa83c46f7c5498769102b30ac7bec06bba06a555c2e3cd425859a21b7ec1d",
    "signature": "0x98a2fe869c0ba0b4dd122a9d6fcd49858fe12f875d3544fc601bde593721214558299a9602fbecf17224375bcf8bed682e19983e6ec880e98d0d2b07011c9faa1c",
    "signer": "0xd708949D0521A856Ca6eB44B4112bAEE59741ADD",
    "userId": "490478463"
  }
}