{
  "manageEntity": {
    "action": "Repost",
    "entityId": "665949",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x648a88d673355d622fe913e4bfd8fb68e02961041d5da565cbddb0dc2a2c9671",
    "signature": "0xa81e594296b1fdb2735c25f2515a6790cd4ca816faf0d806f9a077762b1e3456545ef98db55efa04c0738b3e0d448764a03bf2cc1e49cee2c2a8e9ad9d59778a1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}