{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "63054",
    "entityType": "User",
    "nonce": "0x95ac6564fcaa0d1b7f71f6f10c544e19d97d510aaa3e755d2ae9e91d356609e3",
    "signature": "0x474d872f6e1a131555194283ef4186490093f8f05eabb182e92f57431392680c5b7d74ee3fa624c59ba20b57c081c0c5e988a4e2290a18f67f1fdad7f714109b1b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}