{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1416664648",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbdd8f43aa97def8412d5aefa993a25ddefe74d68b778e7ad56bfb2e4d3b0ae88",
    "signature": "0xfeb6af08b54e1be5903a1f698173bc36ce5f92d88582e193822f357eac9bc9f403887c3a0359472b41fce6ba72cd90655a35f220e5112f8202f75aec2fbf90fb1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}