{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "154589",
    "entityType": "User",
    "nonce": "0x34d79eb726992cfc25cf010dc0dbe70202ebf1d63a0fd008bd8dad4d875833fa",
    "signature": "0x377ac86766958b26398d9539046112c053a2fbc23f662be394c2f00e0a54568e219412bd196b8d189e2f052c03a13d7740a0a440f8e967334c9987f6c52d251f1b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}