{
  "manageEntity": {
    "action": "Repost",
    "entityId": "638497474",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xce085f4b29475b0d7f0479f5d11aa1fa15021b8f8e4740d1834e9d5091643f05",
    "signature": "0xf2e0d946bed2abe10902cf302a10e6b50709b9410c7a4b8a6147bcb132eee8b4443bad5b366a9ee89060a55d8a129780fa5016251311e9d5b0abd0a77aa2bd931b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}