{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41801",
    "entityType": "User",
    "nonce": "0x6961258fcbdbb35f3ebb6b47a28e198ed0b71893bb80fbd9bc6b3a221eb7bd4d",
    "signature": "0x53927ed89ea5e0a0ab88f035251844f72581796ee55c75ea93ea1ce0137b5106060e84129b2dec9a0f3a66e4a8085b9a8c0740dc4d09f54c52a80bd1990452941b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}