{
  "manageEntity": {
    "action": "Repost",
    "entityId": "685003",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5f17b32751d6fb5c3ad4c755a3936a029f3bbeadfa4132ddeb00b9ed42144dc3",
    "signature": "0x6c429fd33034b99dcf76055a45d1b6f1a8fb97e7214763a45be83e628b23380f66ce2c271c1b56022348d8b86510eb92feb61432a10e4b87e3aee8793b89a2d11b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}