{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "420620027",
    "entityType": "User",
    "nonce": "0x68a0308030e352a80e7c00224be671e9526017f91aac6c458ace566497f6b09f",
    "signature": "0xc61ba84183b2dc9ee2562203c55ade0b7d984523d43029b3b90e4bede7f004af54af29322f8f6fee0e1a2aa7ffcd3610d8f20431d5684cbe47fe1be40245e3ed1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}