{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111728084",
    "entityType": "User",
    "nonce": "0x6217c94fc8111f617d010d50eee51f0e685b2725233cf39179c2557f3ad43211",
    "signature": "0x85558fdf560fd74e826dd104fb59e384d275f20ad7c90e63bbf97fed2c1f014a179db50f9226cf624d04b3f60ae494078b349bbebf0980586ab4d0b0c1133b491b",
    "signer": "0x9436FA87F6c8C3aa9e0F0fc7960566dEeB9e23d4",
    "userId": "2047015"
  }
}