{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x2d025efecdb73a77436e8e25a03bb03216e534ea1157784b1c0379f5c09053f6",
    "signature": "0x5e128b2e8260a0204d98c9032d8d32d55ea4e8ad6fd806a6ab4211c1a866cac565c6b086137c974eca9af30a59e0044880499f45f56c9d2cd9658a8a7c0512261b",
    "signer": "0x7DfB404f28cD6bB8576F945b93c3fC11185076De",
    "userId": "883814659"
  }
}