{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "37182",
    "entityType": "User",
    "nonce": "0x1af0e279d8889b6f364c43e5fd8fd39bd26c5bd07b3e7d22bf76ff02498f9b5e",
    "signature": "0x587c327a4aea591a7b52f2e868fc89d9de801116e11088a10f998b0ab69651762091cdfe60ec097a6c8029ddeceaf289a736b7e7ee195c25294e01138734626b1b",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}