{
  "manageEntity": {
    "action": "Repost",
    "entityId": "77919",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1bcaef7e80639abe0f395ec90424ca92d0736b783259cfd7ac4f0a00443301d1",
    "signature": "0xf7e2d1f4284b606cc2d824d304adf21599b3f8fd0cfbc3be15f1236390e25d6d46c83b809ca82cb93ac1cd18ee332f95e899fbb596e6304707cbc01fc7229a9d1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}