{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "711459379",
    "entityType": "User",
    "nonce": "0xa24fd291145a2575564bf41e75eeeab745499fd89052806f15caba9399470fcc",
    "signature": "0x6d0e8cc4b2eccf38490a58de4bbf51451993b9e4f0f3c993aa5969529eeaf73c5d079b973726be8d804d58446d674eff83c4f20bbb8ef3a8922a5980330f13e61c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}