{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "954228",
    "entityType": "User",
    "nonce": "0x5effcf31b69c1642b7dd39168791f8a1552b2c15cdc16e9cdbfbd7d00c713d5a",
    "signature": "0xc22d1d324660464d5db54e6695286c4776fca4ea51cd6f3b0b869895ab1932fb2be8324191c087524db172f91e12de92f6c863dc5b1ef77a5d6c7990958421d31b",
    "signer": "0xC56E1ccbA93c1E645e5F27Bf8A5ca13eB7A5eEbe",
    "userId": "335878078"
  }
}