{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x830a50e26a1944086cb5eff03a728f4ed7105899e5ba3cee64c2993f7600967c",
    "signature": "0xa10919874a6c910c970f2bdf944a42113cbdf9c08c4fac36dab2238afd33283b3f44fdc573b79e2df7672ab7abe71025f2e376b15bcbd5fd3d2bc07a7e9f78a11b",
    "signer": "0xd4D22613a6406cccF0EE962b9d13Efa6A9795F2A",
    "userId": "384241009"
  }
}