{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "22735",
    "entityType": "User",
    "nonce": "0xf3361ffd00918b53fd87e890583cd40b2b0a13b6da0779f1a78ec67549786979",
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    "signer": "0xcBFBf860488b647E167A7020ac01A0A0c34Bf981",
    "userId": "4601100"
  }
}