{
  "manageEntity": {
    "action": "Repost",
    "entityId": "831473",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x33299bba87cbca1a7ca7b48cb4c1819cfb8dadcfba5f6f487ed67d9a44c5c7f8",
    "signature": "0x220059fb1513ad00326cb089a03717f3e8dc3e3eb9e806b7affe38935e57dbaf622c6765ea8b16abeaaef9d88f341ae1acd4fba0bc9d47aba0b2625c1d68bd651b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}