{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1215886940",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe26e77599a6c0527d04b26b97d18d1a1d312ca926bf40f5bc49756f65ca7693a",
    "signature": "0x60ebe20348a8a798aa55a2123993c7e588af77faf5a3e272efade2d07ab70851604e95665969cf292d38dc32e6ae6852554761ab81169a6506dd82b3eccbdedc1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}