{
  "manageEntity": {
    "action": "Repost",
    "entityId": "341748331",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa6a78c525f7728187bb8b7b67cb9ee2c8f5e65141f97f5817ae0a1b67d97c499",
    "signature": "0x12e49eb8f92f671da1dad2dea0c26a7286ee381303c6671c75e4c23e3c30854439ffca9a5ce558f5fca1fb34b171fc716dae3737e399ed50fd7e3f814076fa6c1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}