{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "93783",
    "entityType": "User",
    "nonce": "0xa0e2a3e2bedf7d339798e33d85c3067a994b6d179210efbc624e75c03ad07cd0",
    "signature": "0x51c01d32495bf38770b683e2350c2b57f019ccdf4dcdc0d8b7832a8874445a7d1556f28ba01aa3616c5d88152d2e18a5808a0da6d5321bc755b790128f6c5c681b",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}