{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1549991544",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd6366d10db7a3db47c5f473d8d932355153dc9eb198b22b6ebdd045d1d3fa7d1",
    "signature": "0x7efb867e0756e638cbd61bcb9da17522f765000d11ae3c897cfa1fc6b219180c21f659b759cd13d1d515cfd09bc9e2b9a892f34a5bd4b0a52aba5d1aa92f2ec51c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}