{
  "manageEntity": {
    "action": "Repost",
    "entityId": "518398324",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6e30fc0ade973130aed5f85a226e1536e3f83e0b021346b873b97ef964f4d701",
    "signature": "0xdba343d50c9c505b79b14b0c655de3aff44c62b791194d35255afc8313a16e656eb36c2ed389a1f633706b92e457e5e73afaeb8a7d377897ab4c17a8bb8e7a141b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}