{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "232897",
    "entityType": "User",
    "nonce": "0x8e40380e71b95bb70bf41701584ea3c412aeb8b3fbdd2f9f4b858ce73d61e987",
    "signature": "0xc8c2263c64d823137a6e392acd267082d4ff00e28ef5e08021a95b9abca1be954984b6b1c1e457ceffbea6794225d03172878eac3e89eb2efbbf56294d2f85fe1c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}