{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544489",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaa068a38ac8649d7a8bb451d0bf0f7fd4c6e0e9b0faf31f50e7e3327aa78bde0",
    "signature": "0xb637e5264cae2cbb10c5cfe50f0bdb63eadb7b480eb2efbf06234a1f12ec91f00adce9ba42274ee8e50e0f585d4e6951e4418ae3e5594769ede2205eb66427231c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}