{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1545584324",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x675498c38a26fdfa5ad3e74025ca391a6930eb72d408f8d8a603335fef6d1e93",
    "signature": "0xb26d229135c99b36c5fb2c108393ae17fd6d9353a25fed355bfa343282631185554bd1ca3b5a6c2a14e229f0a423d9fa76f8e2e1bce05e0bfed4adffe9e13f6a1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}