{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1441258975",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4b1b0fbdaa71eb7308a51dd911b3d5941f9d2b084043cd4248b63f47fd9cdb2d",
    "signature": "0x32984a5ebcf65ccb1981c9f513239214ed6e8ef8fc6209c98914937477931d7c7d4e64d7430ce8a20de3892d327198285a1f7a29f84ab170f8fe96390f97d52b1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}