{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "170302",
    "entityType": "User",
    "nonce": "0x30e28f05e289f587e015c1900e92f4c3c90916ad4a86f9094af5f24e0fed5462",
    "signature": "0x8d6ac35c7538ca9c4372fa54dec7a802f61d5d92bab9b032ce8e07b47f7c72ad50b3bfab048e5fff3916ea521047cb4ed151d1d27fd8e99cf7b9309cdc343c841c",
    "signer": "0x926F8d71a7109CF6Cce00DA74e1BcF50aAf63E8b",
    "userId": "358546053"
  }
}