{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "75085",
    "entityType": "User",
    "nonce": "0xf338b87ff133b5a73a8cca35ab507eabbf19a1c47efbfde7cf6e82ab8955fd4c",
    "signature": "0xe91f2f22c914fc4834b650b40ef945ee047d4f4c65ae0b0718807cfd8e5d331c586c48a99a31745059228fefc17adee0128c5de4bd1431e6920499714ea9ae7e1b",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}