{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221400",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x449b3bc173488ccb1e6e5266db56ef0fd50fa729892d2f8bb9c11d4e31c4971d",
    "signature": "0xb2027e167f6c1e224fe487fbca74558db1aaf7cc1d7d3d2f02991a73e6c867ea2c47f35bd1ded0988f0e1a66dbb1fc59df402f7277afd0022296399287c777c21b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}