{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x4d1e30211c19707b8d5cfa90831287ebb079a9c34515fdf011faaa3a316d3761",
    "signature": "0xc245c37178b4cffcdc7298fdb2ad9dd1be5bd6fb9c565285706b62fddfa1aa0a18bd57d97849ddb6ec9ee9bba514313e893be0b8968fa66ab404feed272f34fe1c",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}