{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1345238911",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8f18d6e96067a96860b841321fb9a9982613d1ff287a5cdebb944ebad1ac59f3",
    "signature": "0x21f77435dda3395bfc8f74b0774b8e5e88108ef3f0f4f451718ae0643e9d59e348f57b71029ca9912337553dd2e51f1b0b56e6441720c0686487cbc951bc44f91c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}