{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161353174",
    "entityType": "User",
    "nonce": "0x5be75ae54894cebe4cea5033ddcec24bc8f388d304d20b1f15c235181d8ce8ad",
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    "signer": "0xD06A00B950F1f08B348e3cEf0B75Da0010adF313",
    "userId": "238712"
  }
}