{
  "manageEntity": {
    "action": "Repost",
    "entityId": "71340021",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcf70c203327582c3a53f0351e30fd5b2e2c90afdd02d81d75d2488fb65ab12be",
    "signature": "0x0408018c166b729e358358990ada5ce9e4f0ee2991f5ce886112cc4b6b6f4e7201a8f831cf29525727a94b554fc66ae07a99cfa5dc6e01a4b7d2c1a257bdb20c1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}