{
  "manageEntity": {
    "action": "Repost",
    "entityId": "159507",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x155c2bf64a14564288bcd9ac677b6c6429db74cae3400be2f2d80e56c7e6f78a",
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    "signer": "0xF2c19977A72e7f63bBbD9063748E52c002b22f6b",
    "userId": "957488166"
  }
}