{
  "manageEntity": {
    "action": "Repost",
    "entityId": "508754924",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x920a6f9238e4473b80a5ba48be82927ee35beb0a28b4bfffcc1a0dbdf824f54b",
    "signature": "0x7ec27cfbdfa4a404a34810ca224b9798d6a98f6099b27f63a4779ca7ac6627816b4ae55985e8610a7ba28dd1f8603c04d3019b97ed01e5787a43e30a3c5c72c31b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}