{
  "manageEntity": {
    "action": "Repost",
    "entityId": "770136",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb729e1fd4a28b6e10089b109d08306b5f868fe1fa0e91502c7a4cd1876d58e1c",
    "signature": "0xf42f88add8597958e31fc6b8e0f12bc662df07e65e974bbf2f80e4dc2bbf29731c85ac6200a3e3bbd3eb64d692718f1cc07d348cada4b70c4348cad4d43584421b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}