{
  "manageEntity": {
    "action": "Repost",
    "entityId": "475853691",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x84b86905c410fd1e3858d89892ca4232ab4100bfded8d12416db291a5c2d3a4d",
    "signature": "0xe0688e8bc83d19fd8cdb038c442aa0a37942fb19701c083631e7f921858963a059db6cde9c52d6ef8f0f711e4508cb6af4296565a6d60d67dbebc63b7cfde6a91b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}