{
  "manageEntity": {
    "action": "Repost",
    "entityId": "563898737",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xce96bd46b459c747a5d2cc1c22f6405553ea12c903105a87f21311763da4f7ad",
    "signature": "0xc195eef7b4874d5b147bd6624344c79d7d75313026daa699142d319221d0094e5abeb4aa921aec147cdde3d950691d2f8128f4c9a8a6b0378a03f0d75e8a6a521b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}