{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "105562689",
    "entityType": "User",
    "nonce": "0xb8fb319dbab5227dc9a867f6b9bf3252d6a443a1383e10d877f99b66e59fd74e",
    "signature": "0x6e73a0b0db2571758d53fa9a03409008eaba8ff91c9297fc79d6e6de8633b43d40be302a300bb66e31daedc4e2e35c1c72833ab44afdcd57d0d13917627201ed1b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}