{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "735650",
    "entityType": "User",
    "nonce": "0x26c6d8157a12e1a160d7c7fdd441863b59dfd0242010d5d1e84546f97b582cd8",
    "signature": "0x4f8d1b8105a38571d1d6adaa7616b235416b8272921366389a3d720f90f36805275ab734ad19b1f2e9fed46f96f75634c587aa304834a62e19c701ec7823fe851c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}