{
  "manageEntity": {
    "action": "Repost",
    "entityId": "750301569",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1985967f9a737374c1885d61b302bb7e26257a251ccca8ba9f6c41f2205587a8",
    "signature": "0x06c7e54bc0166e54e3f6732486c449466e359c60d06359c49d46d4af3e8dcbbe35cad7a9acacfd5fc9465d91458d911788134660342a75a900a8faa19fc4d3521c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}