{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1336753958",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x90227a5c3fc372766fdd577f64f9b25968f7cfd9fb6d06838e2bf03707ac0708",
    "signature": "0x4f0a00a55827c36728ddcd0ba847f2095619262d9dc2703409476b790594a5064938d31019eaff2c22c3f6d82b72ff52833a80eb56c02ca062a5915d9adf986a1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}