{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "90734",
    "entityType": "User",
    "nonce": "0x21d28da393d0c2586393772036b086002d97aa4a9560953c2f06d27c143a013d",
    "signature": "0xe4bf66e3f4f74d279c6b0b65fe2d2b3bc6240c58e8f3be27576193012cd723477525b93de27c86fd9df6cf734a394dfade3f983bdd721e3f1f78aa293a17524a1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}