{
  "manageEntity": {
    "action": "Repost",
    "entityId": "528782",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x210d0e09c1bb8b77685490bca7990db58fd5bd59de5c428b094e57ba18b23c28",
    "signature": "0xf870585a11b2fdd36b0eece5d9d2e07bcc9c43e3999641bc66d7f583c4e151000ffe30ffcc2495d823cfaa36983aeba8da3837f9c09112973ec27a437c351aba1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}