{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "125737",
    "entityType": "User",
    "nonce": "0x0477f6b74dd128ee3c1c7070c2b7831d55bd585328521d003778e2aff9959dc1",
    "signature": "0x1a5deaefa6826265f54dc8163ca13b576e88ebba50c7ff7e487b2b4bcba23e78148096cd10904219ecf1b15a84dc92622eecf272f27f2de4b3834f622fa0a7a31b",
    "signer": "0xE69EE1e71C27cDfa05141f1DCE82bF0231AD05f1",
    "userId": "933842159"
  }
}