{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1387794692",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e05fb9bba72d58c092261a68ded5bffa5e18c93b920d33862b9d28ea486b039",
    "signature": "0x503e80f631da7bc4bb62adaf6ae4e46f88b6af52c9262af6faadb5a413c3f2711bffa99e669682eda458339344b02d064e53c288e6b8a8476b23aabe6323c80e1c",
    "signer": "0xd489B786708CDd8661b152CFF27695dC12c8c0C9",
    "userId": "647391197"
  }
}