{
  "manageEntity": {
    "action": "Repost",
    "entityId": "648612567",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd167dae561ff52609d5527a59198a479314b5be3556d96f7d5cd606c4c2dc453",
    "signature": "0xae8a4ef97e1801b8cce0e3838f2b9593ada5c12ca426b216862feb985295761a446dca7683ab92ce6bf7469d8ad1bff4f53fefef1de28616984e5dd9c35800441c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}