{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "192364",
    "entityType": "User",
    "nonce": "0x49bc3062b7581230050b555df2422bb58bac62b408d96c31a09abc399bdbd4a1",
    "signature": "0x6cfc948a801ac59fd6baca1e7f46121c98c28044de1c87c2f980552192230afa4d9658ba2acd14152c2fec3fe513b814faecb19b7e2995c186e7081bd55d0fcf1b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}