{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "164344654",
    "entityType": "User",
    "nonce": "0x5b02584c70da0ff568e144a084cfcd138bee798017abe1ca540c0596c84b327b",
    "signature": "0xf1eb090f2d8d68f17df366a6ee348efcbfcbe4357b2efc27ffd53411265d01a34b25d969f3e271b84abe7384ef7f1f043416e28baf2198928a868c6d629985d81b",
    "signer": "0x0eE7CC00e9f61Fa97181E6BB203C97f8b23904e6",
    "userId": "968779607"
  }
}