{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77551267",
    "entityType": "User",
    "nonce": "0xdda8a7a30df2e36dbe62d56de71d1238395e1e6789d7b113e8cb305a6154880b",
    "signature": "0x0d1f4f27733a148405a7743d79f05575f2b05a0efaaca86a81868523a3d9458e1b507a20121a2c168af898fe927c090aad5bd4d54aed0fc0df3b87d6292289ea1c",
    "signer": "0xD266f08a8FaC4a1C2145090D72fF08DbB8CfF029",
    "userId": "47916113"
  }
}