{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "20861",
    "entityType": "User",
    "nonce": "0xe549ef63cb806aad14a6e05d0b10edc5a6b2dbf69becb52aa3082530e9e621eb",
    "signature": "0x1ee73034781a0404c1c722008fb2b0221d6d38592248b28084db5518d05dcb1a42b78c07879a6b9eb2d5bf57bad7cdc300e862e932c705bfd5ff78db5010acca1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}