{
  "manageEntity": {
    "action": "Repost",
    "entityId": "490883893",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x935cbd92ca531a4c7bed7e25f4db992bfa4cf6662ac1c6bdd4471be1ea7be05b",
    "signature": "0xd866313f5d913b58d5d750c0e2660bab1150b2ab198ca2d1b132e7f16262860b43a49b152b68c88971394e9edf9f4237cd313a4dd11d9e765434866afbd26a631b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}