{
  "manageEntity": {
    "action": "Repost",
    "entityId": "351439121",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xadffa297017038afa20561b3f902e8fc3036b12c2216c021007dc2bf9acaae57",
    "signature": "0xceca7667a96cd4e9e52cf6ee01b75ddc2d54c90f1f8b402de95201d4397c492a09be3839a8001218e60fa0e4d9b75f9276e17b8ea2305098b6abddf826a809251b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}