{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "229379",
    "entityType": "User",
    "nonce": "0x22cfe17296bb0e2769882433b147cb16ad3a0ca7acbd2260f8f3947ed9fd9e12",
    "signature": "0x199698a1d8081b00edfdd77a2d624e0015b5b122e83b8a1e203db3107aaadabc14dfabb2f2c902969dca263e4b4462e678e8c35398caaa74ea0bc9287a93290d1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}