{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "90005",
    "entityType": "User",
    "nonce": "0x44a1c6e6e8c5520582911875c49bc9b276f6de6fe7d62b40147382f0da0e4cd7",
    "signature": "0x038d6f8929f4b3ff865a09915611c88ddcfd12e46af9a4657e5f5b02574dc1706a36c937eda4ee97d51110f40e17876411992d7f354da182b6eeadd0439ae5c31b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}