{
  "manageEntity": {
    "action": "Follow",
    "entityId": "21640",
    "entityType": "User",
    "nonce": "0x8ba93e46fe0a5a6be133df20d52a50394d44f8e3b9b346470e99d3a9028f828d",
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    "signer": "0xC77FC375F0505f98061bDD371Ad3b99D16525d71",
    "userId": "187154748"
  }
}