{
  "manageEntity": {
    "action": "Repost",
    "entityId": "515202392",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfe813cd16a6db63f8d9a7c35dd00e472bf911681a4f537343f4b0d5b7eb03233",
    "signature": "0x32dd65b89af3263ad31629e0614222801e669a3e91d68108535c1e5fe314301374f8fa8d5def1b69da32d9f401f9b19284d780559140dfae8968a1f60e6444f51b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}