{
  "manageEntity": {
    "action": "Repost",
    "entityId": "864220648",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6a1a1409b663c952b3af924cb72b5cd2615c7ad1f6f476943347a1dc55c954ec",
    "signature": "0xb74c0b6a267b93c11af57cf98fc990e8b7d40f42dc60b0f5b28e7d2ff56d9cf61bf76bd8b578a331582431c794aed379ba8667dca3d4686161657dcdc9d0239f1c",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}