{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x214d525f9521bdb4b14ad4e3fe1a091ade6c893dcfc7d5679e87a2d2a74484bc",
    "signature": "0xb0cb64e67c28351b1536569ef0b39bc406ed2512e280fb0fef3806d8b45a449c15ae4a87ac37fc25a39f7a465b886b8e4437088ab52c3863036fef12570ab09b1b",
    "signer": "0x57DaaDb4e3E2AdC0B422528531BCb1aa05EFF04C",
    "userId": "92642250"
  }
}