{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "70204",
    "entityType": "User",
    "nonce": "0x677c19387973b2a744a6ead3b95dacd8f797c3ecd84af5c9efc0d691acc0bd83",
    "signature": "0xa6e2df58dc8231cb1a271795844d04ab2833f9d39bf964d786ec250ee069c38b26a7b0bbad3ea87cfc8e44bd58022b0e68a850b0a2ccf7b6629df7cf614e87d51c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}