{
  "manageEntity": {
    "action": "Repost",
    "entityId": "528607529",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5545288ffa9ac46a87e498813128a4d12f5e8c23d7bb59ba20c88466f846d8fb",
    "signature": "0x60f3a4917ee8a91872c7fa676cc7f3f92875c52d75c27f0a2cebdb153d3453de020857d5c4c782b78e8d20c2879b75e949cb44101bf9e1cb550c22d4ea4ef7a11b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}