{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "112337197",
    "entityType": "User",
    "nonce": "0x45ef5056b700413d6856b1fdc19a8b68d8ac5768e8aa84518e5dcc37bf4ad03d",
    "signature": "0x0a12670a6c6b43e549ffa2c07e426e3d60d07d3b5fa617d8ad16968ecb7404a4607c524191ed80889fc56bc81217b3c8cd606bd07a21b1d885cb993bdbe7401a1b",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}