{
  "manageEntity": {
    "action": "Repost",
    "entityId": "587910",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf4e5c5c51f19acef36f0cfaa98b1e164e2ff992276a175d411cc91c4ad506214",
    "signature": "0x1878211a0d5ab370d8070e12184e32cd6c6b97b505f10d0e79089cbc8384a05336205368075c2df97fb92df43cf5b8128f01fbd112ef8d35df238f763b5d43411c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}