{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x86c1402e34239a9614d424b7f5ab2450632d55019214cda21b7d2b30a15682bf",
    "signature": "0xe7463dd7b182f9722baa7595aadd42ddace4a9d0dc71a16f8812899a4e1cb85600ef75437e9fa4a06bb0332eed6fcd10915ed92e355a0db3232909bb4b6a17341b",
    "signer": "0x84Ba6409f51c98704af9F6B5fB71a8c9CF0a6661",
    "userId": "912395548"
  }
}