{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "670307808",
    "entityType": "User",
    "nonce": "0xc6eb0fa382e7054907a6fc09a4783d2fab636554cbb31e6e600dadca1da6e85b",
    "signature": "0x4f1b65036e2f3f68b4eb89b8d8a1424a93d90313b05688e63a3a7b1e009771ef62654dfea75a66d8be1e85111ca2f9c57649bf2bf6b74021449be2f190fba4131c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}