{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1407983540",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbb197747c5ee187ec1a20b15b32270a249a6851389cccc2b377391dc5766dda4",
    "signature": "0xd4c1ecba02cadae1d9a0310d3c3ab420dc97846a67f5224cceace6f06e072d1128e59d789e6acfee4b857e2d4f6b99c9b872b5a69471ffd0d77a1a2baade10361c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}