{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "776231",
    "entityType": "User",
    "nonce": "0xe54485357533e6d6058be43f3aa2747ad4f8d5d1e7b3325a7fb4eac53520883c",
    "signature": "0xc6eb01461c24e6cc0296a059138f4b915a6bb4bfb5ecef251a75e8ca6eeb492f7b8caf30804020864ef18e19257d069392a3ec7bfb4b63603a285492c83902b11c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}