{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "151429",
    "entityType": "User",
    "nonce": "0xd9b0d16e85df0e900fb09aa0fedb8fee3999dbc953632444e9000ee8a2f4a6ef",
    "signature": "0x62bcf2c6d98efe28bcc7942b2fb096a7dd59cf18b6bee69b02de7f771897484a53db2776307bbbb44c735a273e0361198533d4d4303e24905d1ec1ad1619f2bb1c",
    "signer": "0xa6030211678990225Ac0a6a2862549d825e7A039",
    "userId": "543439291"
  }
}