{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0xbec884f7364905076dc21ae47aef0f419bd97ae2e14fa257c848faa88430c42d",
    "signature": "0x120772c365b8c3ea5ef37abe2e2c65b2f9416dc60b7a6296882276bf710a2cf40d788de2230f23ca60570efb3f1495f39981a1869b8a01f5c4d4994c209247fa1b",
    "signer": "0x4ab505DBD73CB27C1457E037607E5fB3B27915f9",
    "userId": "186630"
  }
}