{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x8fb0eacb82435462125f474f718fdb0b3c0bbdc1784b503e0768970ba7e946e7",
    "signature": "0x48cb2b179caedfabe507e88b6bd7be4203272e9f45a23cf9ca492dba0133af2546515d99dfec84fafe362915da4f9096ce712efc3047b55862b31a993539ef991c",
    "signer": "0xDAf6ce9eae7dCC6EA6FCD5C725a86Cdf50784956",
    "userId": "881028422"
  }
}