{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854781",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5359196c19a230673e80369b1a1127590dea22120bcd1e195224d979dc21b5b1",
    "signature": "0x14c02f7fb8bb3cbd0d13a9459cbcbe0bc222ac67213f599fd561ec306fed112d65ff9b7680942af1282ace91bb6d0fda7b675b275dc5d915b60a546f75c41ace1c",
    "signer": "0xa8E11aa224d2579f5cbdb912866bCE84Eb10f9dD",
    "userId": "951616224"
  }
}