{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "206867",
    "entityType": "User",
    "nonce": "0xd59f91d8f780a8ee24e3d23da0a7b2ff8ade14d8a282c8363b4f90ce28085653",
    "signature": "0xc125445e59f8e4ed252a84f3ffe27cb01a0a35fe28adb80be866d948a29d1f231341c11de08d83a380a3001fbc5a6eaaacbab4ef4f6edd6f7916dc26b360248e1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}