{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "979358380",
    "entityType": "User",
    "nonce": "0x46931045b8f9fd5069c91c99e0a5192bc61192351088dda9045a62c684c4f9a7",
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    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}