{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "280159",
    "entityType": "User",
    "nonce": "0xbfd3dcccbba7c110cd3e4cc701a26df655098664d74771ae897e4c3539756694",
    "signature": "0x718e74a1c62538a5791b9492653216c213bbb77a6758bf36dd8f44bd3705672b0e290a973aa84fce5fb2212b9751c70b1fea61d07ef00764280aefd1c94b01861b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}