{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0xde30a21dc30e2fbf1bcdc310d394a75430fcffd77fcd0ad13b6c415ac9eebe3f",
    "signature": "0xab7101bcb951a841f324d30914f08c866a5e0a75c26daf1ab5df0dff1ec017b9171c457cb6a6f874625eaafa9ee9a0cf32c16b4afe8e7f4f8e7cf9419539b2d71c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}