{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "49505",
    "entityType": "User",
    "nonce": "0xed4afbf346652ad237115147787365fa6561fb49a591765bc9888b8577beec5b",
    "signature": "0x6eaf0945c7497a910088bd8fc88682856628411c0ada3a09928c6af8e348259940799d1ef211c6f271a986c1d43a125265a7522c6623a478dc613414191c5c9b1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}