{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "396603",
    "entityType": "User",
    "nonce": "0xb59946fcad2a8f3a5a7204f4d37327365c1a9b1ca49acacb8b2b94c382947600",
    "signature": "0x84cbf7a93ff4c9f00ef7cd2b419cc793b4784d542d1e418cd94a13ac2b0e0c646b2b231145e9798147e2cebf638be0419931e7d9c04c650fa3f5b55a73e64cd81c",
    "signer": "0x0246262E4959323EAC2FBf603C6D24352d57Fc51",
    "userId": "700531000"
  }
}