{
  "manageEntity": {
    "action": "Repost",
    "entityId": "669258603",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8351778b13a2f4a013856b722c228b51c3a0eab039144dd1685540a4bdf2e6c1",
    "signature": "0xd954f05d9e4fdd53a39fc5c91c9fc36a2fb4724f65220655fbdcfebeda126d8d3a706291279c1bec5541697ea7b1d93fdfd624f8aea7964f41e306f01ff0080c1b",
    "signer": "0x7b52e6AA15Db4Fc3A84AFF2b12e5B8B128eA8610",
    "userId": "808512351"
  }
}