{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "992262781",
    "entityType": "User",
    "nonce": "0xc14797c2d0760483380cdfbfc6d121bea08b3a27e4e01370286b8f8029bb2e32",
    "signature": "0xbc6f5d6cc1ba105ad9e174795f9f563b9e05b19736d2c3573d02ea1e76295d7f47d54cd085e9daa568a021f96cb15a91aac04f5fbc3901704603e04f15dbc19d1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}