{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59352",
    "entityType": "User",
    "nonce": "0xaa2079e723a33e9aee46cfbe25c63e449b3240fac102b19f94d5a6a5c9698b9d",
    "signature": "0xf0ddd1d68e4805be47bfa533e29c3b6b03f70c4fd3165d74e6b3ce2f9a1809e47f9e3ef21b685804b1ddd9cf4aeedf92f3a365f992ebfe92d9f43707dacb5ae41b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}