{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1543518386",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x90e0ffbb4ebc858bc03acfe21ff895e8719a6402dd3424adc870469c21cc8f49",
    "signature": "0x165d4bc8cb249d5118d98615ea69e0f9943d458949f65145a1c3c326e212653d50f97f969469fcc7ad6687d819ff50904a716c3b847fc5c17694c475db1bba7f1b",
    "signer": "0x48c57b64a5a12Dc7C7742Fdb629EEce52FF5591D",
    "userId": "930634116"
  }
}