{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2824",
    "entityType": "User",
    "nonce": "0x80c8af20d0d251a8b029dd3cb1b600c97f27492ead58459e5c817a850df3a819",
    "signature": "0x045cfed2003010fa7720a42b6e80c69387ef0e9e3ae71d171c35ce8c4c24662776ed7cb9cb66cf019b539cc3b0dc606a466127009d703539074e6ad4293d34871b",
    "signer": "0x8ED8606Ab8cF49801aEa2bf8fFD349E9c85bC6a0",
    "userId": "464330844"
  }
}