{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "313260",
    "entityType": "User",
    "nonce": "0x32ef7e9794944b14297c2329dcb319827699da0a91cfb6e7f0218cd9d73776a3",
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    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}