{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1378355004",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x32c430cfe0f6084a90bf16dc9351ca83ce60966aae5375e71324ba4cbf2eeb2d",
    "signature": "0xc78a3e1b197f808d7cbbc43b77f690472df44be4f2519d151057cc01aa98d3925435aac9ce5973fd2299d24bc7b4d1b54cacd407f98ae67b2f2543cab4c38acd1c",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}