{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "155973826",
    "entityType": "User",
    "nonce": "0xd7d930a86f2d97e0749a8d3e52bebcd81101924af2b93304a9808bd87393f7f6",
    "signature": "0xb21767902246023934ea4c2e7acb9cc045d75b308f93796e385c44250b3b92c428baabd8f95513013804800cae5c8337da6b06b9e5d6e0903a854782c33043121b",
    "signer": "0x79D4a638460cd4209c5C1e92eAac0854961390Cd",
    "userId": "332669454"
  }
}