{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1520943304",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbdc022614cc96f3465a4802ac655659d5af40b2bbcbfaf56db9aff5b1ff2522c",
    "signature": "0x6b35cb8981844a3c99ac89feb75c43d4a127952d221c076dbe349db3fbc004fb1bbf6b451caf8cb4c2bfe4afaee6677947927d4497c9aa4b7f421dff3a7bccd91b",
    "signer": "0xbb3E94A6Ca25f3CAF1B8487768C074bE200e6381",
    "userId": "277460613"
  }
}