{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "146510",
    "entityType": "User",
    "nonce": "0x79b545180e254841b1646545f99185d7c6958cb389c12e25e7cabba7ffe308ee",
    "signature": "0xa3b732eedab10561373e0476c0ca17a62a90980a1aa32a33af59c08da744e0e22f1465de668396cb1c621cf1cd0c3612b34d8cd2fe7856e4d3c443406f648b721b",
    "signer": "0x6f828868368AA98fd60Bc2c5C32f791eedF56e98",
    "userId": "283783333"
  }
}