{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1274878320",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9b0456ff1c3b07f7fb596516cc58c96ddb36b08ba1707c96e10372b9247ec0b5",
    "signature": "0x6b4260396147e993dbf92396910795b6d6268956bb60eea8f9d7f6f38c30bd0309f6a41216e8dd3f251315c9f8befc866970a5b44f10b245168655d8ba33be541b",
    "signer": "0xfE8b7901289A70702AC15CcB11911b872E54e80D",
    "userId": "540022120"
  }
}