{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94903",
    "entityType": "User",
    "nonce": "0x82fb4419cc206418fff24ea9487a0ac7e8c790ebad2eaa5e6b38e9dfb06f34d9",
    "signature": "0xa79f2147c25d108e06538fb879f75611627f4d0658e8eb19acd16c95f0f6e2e51b5069f44130e7b8d52a93a271b9a7bcea82367cb309639273962a171883c4d61b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}