{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1450520390",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9666f5f15719b6d73926ab89c5f667f152fe649c0d738147cc0a34749d4432a2",
    "signature": "0x7336d66b3f87ce18143c36037a02dbbfeddc9caabf36c032343de39cf5247f2f64a10cc51df63ba5b61e3dd2d353f67b8f203aad5b89959f840d349d78cc25571b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}