{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544130",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x474f4ca1732a0e48918019b7340a139fbc77f4e6d33fcf99f4550f0685c23271",
    "signature": "0xb6a07b6fde7d17e367cdb02dc42e8737f05f7fde32cd656fc88c6dcb195cd3ab09678f7a0f8e3a812fe605d60fec52a9137352c71d479be996af7b69ed0f76901c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}