{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7618",
    "entityType": "User",
    "nonce": "0xc27e97c71d7eaf4b40e26f2429481dd872392942508b4a7653044acce271039f",
    "signature": "0x2a39a9ad4a428dafd13fa8f13539e73c2275cd82ff2a43d15e475f1a2511bbbd04119d1a3f78bbdda115b72e7b30215b67c01adfa100484e760cd0a596ced0d91c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}