{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "365031065",
    "entityType": "User",
    "nonce": "0x0164cac0763e896fa8ae90f3e8455dabc9685c7cd5dcae0323ccd5cee6cab493",
    "signature": "0xc8788cfef840c7b2e8012cc64c3cab9d157988f5d087248e4ad36383118e5f3976732a596a3e4f54692d65aaa2b63788b51d5997368f5457a0dbbc1c6bed633e1c",
    "signer": "0x0E6Ef8dF2F401D8918d603B82ef321D94A721556",
    "userId": "648802251"
  }
}