{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3785",
    "entityType": "User",
    "nonce": "0x79450ecefcb672633df97b4dba72d396f483c80df54dd5033d52b02790b47712",
    "signature": "0xbbb52792cdc722b8c01b7e3be48111b8c9c8a78afec4a0c72b015df70bedeac820718edcee0bd00e02c83b82fcfc89984fd455039fd895b0eabe66d5f6e8fc501c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}