{
  "manageEntity": {
    "action": "Repost",
    "entityId": "190942073",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4521400ba1570ec220c9d6f16e07546b0e83e0c54e299d637cdd4c6f21ae29ea",
    "signature": "0xdd27c218bd0e3aabbc204f64ed82c313a7cf95ea248856e7b071bb0be379dcd304270e7908cf13d1261f0d32589a9d8da6c38cb921a17d18b0e4bc6141aad4661c",
    "signer": "0x80737CCa077373D199dc8620F35c0cE5969e318e",
    "userId": "100011"
  }
}