{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1786",
    "entityType": "User",
    "nonce": "0x139bb83924e1694f7c428bb544850ebf9e82694e5c218fe0c4a1065fbde8e5d7",
    "signature": "0xf2bade7ead503bc4a71b71ec35a63b774eb5508a1c0da268e8ff1b82a107d501545cf15656e73c1002636c277074c66e64525f94d1525f6813460c411187abc51b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}