{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "854614078",
    "entityType": "User",
    "nonce": "0x589feaa002ac4a2b71f9efd20a93badc398b5d770867cfe0e2a0ffe19e6dbdc9",
    "signature": "0xe9427f7c68afb920c1e2ab5f69c06fb1dcc7a833503331f8962c066bf263c58636f00e09de26f2481f5a673590ceabd44c904106302fa0dbe51e42bdd912a5971b",
    "signer": "0x2c93018Ec80482402e0270De617331aAD32E694c",
    "userId": "131458840"
  }
}