{
  "manageEntity": {
    "action": "Repost",
    "entityId": "451997823",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x90da219bc742e3add6d5baf694d4114171309f166f924a354603e9375f5af1b4",
    "signature": "0xb0ce206aeeaedf928ca5c417f24be55e8aab78dd1ae898829731df29422fa8e41b7ab3c6af1af796eef46773988b88d60323ee15ec788e8e3771ddc6bbc7e6bd1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}