{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1408355930",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x16628d4d7664c6303a921f7ff352f7b178c62d497a98abf1b65e4695e627f978",
    "signature": "0x642df2f107b95011df28c799131878ab446dd3a21e1d75874d717cc4613f7e1236b0000cd3d846e63294508ded086a827388f67765427a469110b4608f233d261b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}