{
  "manageEntity": {
    "action": "Repost",
    "entityId": "559286",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x44ae9d32b48c571c31e7b796f967a1b0bc224def7842b711124b8252847c8d56",
    "signature": "0xb855d1fefb8f631f922e383a190aca8f2482585f9560d4f1a6e25b2762df45413aa57a821e8fc4dcdc9e615a524364401f8fc62d9cf6e3cdd84b6742746fa0621c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}