{
  "manageEntity": {
    "action": "Repost",
    "entityId": "329571",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbbcfd2b20a36e9d41f482dc1ecf31d20dabf0e96d683c0a0ec8587bbc7642797",
    "signature": "0x335a9d37bf0efd576785ac3444231c7b4b12157a9e926f8d162928cc58c06e005827db0ec5eae189e4b0a209f7721ffeaed68a48fb4e7784340ef86be178fcc51c",
    "signer": "0x5D4848bCf5c4abA1a0Fdf2B61408c9e4288aDb0E",
    "userId": "305415280"
  }
}