{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89852",
    "entityType": "User",
    "nonce": "0xdb63ade863fc1269b1b602ce46e31b3f48867c868c161f35fba14a200d0dd03a",
    "signature": "0xa9a3fec2210ed984c17de70416176f7ae4e2298359b71215a16d23f5ad08a5d63883dbc0f0afbcf1370240f89142314d017f773ca9df7bc7a781b6bb17403ee91c",
    "signer": "0xc7666bC2c39733fdDAC1b51E6D48C98cCadd0142",
    "userId": "705096688"
  }
}