{
  "manageEntity": {
    "action": "Repost",
    "entityId": "661602969",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa23b931d174d6030f1f9a51c38b054dd771aeeff11f41aae7455ae9688cd6f51",
    "signature": "0xe95949bd6b4b96574ad698e28eb8fb3d0df55c233451af8fcaacbf44c67bbabc44b1b1e4708440760e05143b645241241ff4f9cec7ac0410cd1f0ce249d627cc1b",
    "signer": "0x5D012C880480A2E1ab4345f6F374CFf73e040331",
    "userId": "10449019"
  }
}