{
  "manageEntity": {
    "action": "Repost",
    "entityId": "393588717",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x46be24c4588594a5e30fa84a45a5ad9ea51d3be226ea9d4066ea31dfdd7b7feb",
    "signature": "0xd5698bd986d5d559078e157e8bc28c7184a63b4a39d17a823dedbac874e6979c05c55dfbd19767eabb29dd25d4b193236bc8cc7c5395815b08b2c85a853956321c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}