{
  "manageEntity": {
    "action": "Repost",
    "entityId": "756733546",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa81c61cd62fa75de94bbf32686ca1df788fb9e94086e430a5aa82c70088a3cb1",
    "signature": "0x1031e321993889d53b716059f28b7962665f32a67c72e0e7cad6c3a87ad91daa570991522c3cb85cc976d01994ba04e6bbb431de5d4dfb0fada3758e17d231041b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}