{
  "manageEntity": {
    "action": "Repost",
    "entityId": "558352876",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd26e1357b212746e7a581c7cb38934566a2d0f0582f4eed841d4d283740115dd",
    "signature": "0x30774cb16f48d6d739abd6ffd8dca4068b59f2bb619fb41352efc5c21644974b3f85b12be670ddef2a9c9d34a33ad14b807d378295518d0ad29e57dbb5d7e6711c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}