{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545538",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x989390f10d54adcff7b57a6045bc18ece6e56de84cbbbc038f26722561644cb3",
    "signature": "0x0ded218f384f85b2480fe861a1b03f6eeb56756903ab11bd0184db03c0121abd716447e9d9dc2536f2a99fecb37d4e650cd253ddefd0a0f1fb652ca5328928021b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}