{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1387942429",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6de0ced90f98817b19554b7b54de84cf8c936838a0f61172f464fc28ba6e264c",
    "signature": "0xb7fd9a38062e393ed3a68afee5e2e6f2670c3e3af38ea039b2df0d71c0c4f97927d553f2dfc35b138667c24b9bf52fd8ec8a08c820862ee52126d8f4b3550a791b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}