{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544308",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4a1db9dfa403f3c296c89ead7f9fe835eb6279d227210bb679a420abbfe29415",
    "signature": "0x236e135371191cdc83100007d2344f286cdd1a768d57f98c5eef84fc53b7cfed2a0ba6264afd6c2c7b97a7cffcd3e7cdcbccc06276fdc353232c06c746bcb7cc1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}