{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "170302",
    "entityType": "User",
    "nonce": "0x5106aa86db238d15abca83aed0868445c94e8f75358fb34a5236056a3b255b31",
    "signature": "0x0f06275a86cdeec2745144c9f78369092fecde2d3accdf6f07f408edc99054456eb8543826100fbde54d9ad462d44c7fa5470526f5e1854c88af0907e8ecf5411b",
    "signer": "0x9b1a9d02F213F5C768F11FC832194b5cB665E056",
    "userId": "418702748"
  }
}