{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "129358",
    "entityType": "User",
    "nonce": "0x24ffc01fbd8b6bc863f97b25ed3b01fecb9edf4ca3aa96ca4c13dbc6f37b8f0f",
    "signature": "0xa65e09fd03ef7ef5f28c7d5772613b50d40044c22a09be5807dec7ef872d459b320f41b6abff4d603631a2b26279303afabf2550d9fd477e39a9c589d594780e1c",
    "signer": "0xec083a3c9f7e847f8676C7CAF29E433702FB2CA5",
    "userId": "224487861"
  }
}