{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x0c39bfedc2b1596e8fe0fbd58600631c2e71b06e7e48e504266ebb72e01797ce",
    "signature": "0x69056cfd8130b956f0cc1d1e983e4af0a6987b67371e1376cf3b7e3b6c848f697a5e918a5b0345f194ed763a1855157dd9defb34d9a032441dbb10da3d5dd7291c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}