{
  "manageEntity": {
    "action": "Repost",
    "entityId": "463529",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbc3fdee825f8620ef40ba36a640489d718f61e811d3545535ef03aaeb3cf4842",
    "signature": "0x2d5cf0480552fa4156a93bd42b423ee815b0d3a45ec4c5e33b15f0075afe445f3a38e74fe98ed4f456c20c0819f6e74345d50e70fdda27180467d65ade4ef49e1b",
    "signer": "0x9765cbE8e26a2c6c4847C1B69ABeB0B5250EC254",
    "userId": "678556080"
  }
}