{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53765",
    "entityType": "User",
    "nonce": "0x145a73de2deb1bc5cbc58f7dcb3e84ab7895b7691af2b108e8247021a7a467b6",
    "signature": "0x520c132df6eed76b10b0689912d61ae3c91d7beb1e2ec3a4f683874c8fd0e20c23f9143286c201b40b84a68b96ff9f33ae2870c66a4ba00e30dcf725751899b91c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}