{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xa80170cac7d9f695f03e0440e8a47261b2591cd3da7864b56a3955d48bdca008",
    "signature": "0x6cc9653705c7d85f4f347c607cb13c5f5541a7cc885bfa9cbb08b2ed45641ea711dc78633776d6e0e7e0bc07527ea3cf2165abc21d62cf87ad3932030cd7063a1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}