{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221443722",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x20354cf449ec4147fbbe40b4d7ab5da46301b6c5cabd9a2eaa28c6cae7d91048",
    "signature": "0x8bd3087c6498e1c1640252433d8edd3584103442a5a71d219acf125f169e402c1d2c128d73a32adc8f008655a28249dd337b409960ce29875a5e632e6bff6e4c1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}