{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7589",
    "entityType": "User",
    "nonce": "0x43f2ab1debea3019c6bebd5549eb1d7fa737910b19586809a525bcbd48abedb5",
    "signature": "0x92e61690bb4f68c89601a847ecfb62e2df1968b4f7a4c6165d41874de123c72d6e8addfeabc1178da24d5be0ff91ba7690aac38b9b2e912319f065b74c1cf8bf1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}