{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "564422",
    "entityType": "User",
    "nonce": "0x92a167757bedc1283939d05de7fd60984140687962c67ba52babf839a1f89194",
    "signature": "0x078798b11bc38856ba1513cfd4ce056f9930d7a7d51e77db41c9e4ea4e59985c4a522937130e312802256c1295b747913d9cc641fb6b24e10651af08640918f61c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}