{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x53947cd2ca5796f8d70842205d9665929b47dd16ae9563c58d7ddc8bcc2a3ce9",
    "signature": "0x923dae6bb25bc647008322b640704a8a28120945e51ef2cfd37a21736df8199f12937c7b9cded30ce21c287aca5fcdb9daac5e2b2223f6ae5641fbf8f08cac381b",
    "signer": "0xd6078B0551D517b9e62F8575E0209CaC9a0F733C",
    "userId": "326305486"
  }
}