{
  "manageEntity": {
    "action": "Repost",
    "entityId": "143972",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1fbb4c402f59b834567d0df8e07346b86affe175119eaf376488122e59863edb",
    "signature": "0xb1b3b168b110551c27af13ba4c10eb04a0654466cc4b8574895e93c93fb8fdd064498791717937b98326690c7290594a3964b871aca5092bae4e960815f23a5f1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}