{
  "manageEntity": {
    "action": "Repost",
    "entityId": "329408",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x389ad91ca98181e9965bbaa39667391e25e7d19ae67919d0e65522a6a709c460",
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    "signer": "0x5D4848bCf5c4abA1a0Fdf2B61408c9e4288aDb0E",
    "userId": "305415280"
  }
}