{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "636236864",
    "entityType": "User",
    "nonce": "0x19f6d03d0545a28fbe7a3bbb548f5eafee0d3f71210463dbb8c1b9ae2d1d2177",
    "signature": "0x113f7079ca9b5ee5c492c46c61c11e35db269c40689d808abebadfdcc3666e950a3c123d346c9dc219d9a5cefd925efbd6df5f5da50224c551dbee44f88920311b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}