{
  "manageEntity": {
    "action": "Repost",
    "entityId": "398998",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd3af21f38c3ad06107e752d2bed85003a902241ef8289dd075f004bc26b4279c",
    "signature": "0x1db7d399ebeb44c4a3f3af82028f29df2a403482b88e2d36015809ac26ea18a83b6042af9108bdab7340f413b1eaf052ee8ed59a66398145ceb801a0246383971b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}