{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1551745141",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0f25994a6e3cf9423b56dd41c4a1862912a3d0950cc5e7d8efdd6411aaeadd83",
    "signature": "0x4bf57e9b35d98dc80743d6d421034d916dd0a675b859864d0dcabbea3268d88f6d888b25a9d5adb23bd8bbcdd49449cab23b1cef9bd27e9482342a0f7afda0da1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}