{
  "manageEntity": {
    "action": "Repost",
    "entityId": "821166891",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8514c72135647f5c920102538f0ce7484f4f33455831bbe22abfff5b50ec5f3e",
    "signature": "0x758ef5b8573f54961fa481cf3455fdc9faebfc3166e5a496fb84293b3ef127bd0a25aa2dbf38af25d5c13511eb94c6c858d66714dd4b979ccc06bc1e613039b91b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}