{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "196640",
    "entityType": "User",
    "nonce": "0x754cda70031c10fdab6270c7cc84828f79279d08a241b62653944e4dafb81f6f",
    "signature": "0xc299fadf5ada60920712b7060f6d7c076a736e52cb1caf961f6232aac9a7b78926ae596b421b02d7cc771293f52d839b46939caa69d2269ac02414f7704ff85e1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}