{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "52293",
    "entityType": "User",
    "nonce": "0xbc5eff256ca5ab65e6f34390425ea13f322525c3590a3aaf40a6fb31fd730196",
    "signature": "0x024cc644d209cecb514688a9050d2e2285105f2a9b9e391b0ba1b90844894d0757404bff7fb2bc1986b8a5eed3954a5c0e239c4c6b073087eb66d502a15d7dd11b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}