{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x937c50f9199112c1504f9fce6867d9c72644c3da46f342bfe495f0dd1e1d7591",
    "signature": "0x250ee1551aa7889352682d5fabafd4678bd224a31389fb5d1dd70291993b549b5e2f95810924521a1a1d3fd405059c872c4b835c4c96e8f8f5d41dcbbd9a89761c",
    "signer": "0x1b3E9Ea15dF71Ced48bA8E493c9BBBcBFa25823a",
    "userId": "913385866"
  }
}