{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "926455194",
    "entityType": "User",
    "nonce": "0x632d1444d0c521efad0fa3601800bfd9a914d172b241b6e17e9547f95ad37d81",
    "signature": "0xc1eab5b0a86b7340b873e324a99e1e33d9a01c588fde548f14dcd5e6fc4adadb04afc4b1af45d190b198de809c0a7713f854b2228b4eb64c321fe133c40048051c",
    "signer": "0x2B171214e998033E806F72301307B2160CD94DdB",
    "userId": "489165782"
  }
}