{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "376285",
    "entityType": "User",
    "nonce": "0xa82bbea1565798e01ac2a8e27a6d5d358b0ddd743b47dfe81a07a471c0f1c003",
    "signature": "0xd7a2065d6a3164014980f79d99eb36730bf9e9bef8158a9183a82fa4de74e6b03bcc1bf12fad47ebfd5b03a91fbac47808d57fbd51cdb591b05151396fae0a751b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}