{
  "manageEntity": {
    "action": "Repost",
    "entityId": "620562",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0888e7b939057ed02d324a90a894fda63ce079d0c9aa55147a2287b5af9d3915",
    "signature": "0x7b73da25ce570e2e24732ebfd3178a5693aeb61b278caec44f84e029ea2cd1fd03365b48947e90ccbc65ac58c0b50d953027c4abf0c744ea9d6c6173e2199b281b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}