{
  "manageEntity": {
    "action": "Repost",
    "entityId": "421384",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x99823653bdd608f8d38f1065428c55bf7aff2223f841828a7dda1cdee8aed458",
    "signature": "0x10de00581469825c97469841b1773e33957b19675925c93c676bc43486fc982c502e9eca2b503df4682774d6e567949b81d796d2425039b506ddefd43cfd40c21c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}