{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1259908031",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x40cc2c5bbe9e4f74c6fb3676dea45515670ace45f0daf2d2909e435c8e9381b4",
    "signature": "0x659640de96a818e051ec0ba05576d55870feab63fe0d5f0aecc4fa35c2582ab906fbd2f700935cf6186335525646f6820e523b9d467c2d3bddb5a351d32846d81c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}