{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51802",
    "entityType": "User",
    "nonce": "0x6e330cedc9a6875f944c510e48839c893709dbedf3b0414b55bbcfcb382b652d",
    "signature": "0x5d7f14b3493c149f57b4d9c93d1ae7302208b234db3a98e4dcec90fa803810c909bb2b839ddc6361709722e8d1befd5867f051684bab3b177a2ae070d2cd1aa01b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}