{
  "manageEntity": {
    "action": "Repost",
    "entityId": "769123",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2bc7e8343acecec5424b5387e097742de647af1690aaa479df2d125bca04ca42",
    "signature": "0xa329720c4255d45de4f3893ed2e0d9874e4944c02a73c55ebab1a8b525cfa77b5a605dbb3baac6588e1ad859771f757ee06fda62d97e7d4eff113c4595e43d111b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}