{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x2711b3acb9fec9e2cd6ef97d1a09b2d569915033b03c3899ab61e62a6dda69cb",
    "signature": "0x8f03537b2cc1b5a9e65ebb65d29a99b032a6869001a0f11bc34475b757accd737701e7ccd329c23ef115576dfa5f79f13d72ef28417f227f2c11d8f48cd649251b",
    "signer": "0x18cb7436d75dc17251E18a4A58451F227FBD800f",
    "userId": "460533913"
  }
}