{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x8ee9a40e9cc52f4a826cd87aa5414275afa30411f9829c854e3aadc791fc9b57",
    "signature": "0x2bc80e1794db652d30240562aa6b4c4a60f848eab43f8d7107a53b906523d4ef6c670fec0e771b0438a248e425f3efa1155b4d05ef54760b5cb553d6d65612411c",
    "signer": "0x4Aa8154A33F33394BA8De574d71aC98Ba6A47D5a",
    "userId": "645720561"
  }
}