{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0xe8f63cbcb4197da536e69a7cb66646539e04621f1cfa198d4e2338ba123e4545",
    "signature": "0x6c5853ac8d641c729189278db08b5077e808b1fa30ef5be65ecd645dce7a13da734b38d8c872133ec5897b955dd625e08bd8f76b46913477f5c99674551ad0da1c",
    "signer": "0x5D4848bCf5c4abA1a0Fdf2B61408c9e4288aDb0E",
    "userId": "305415280"
  }
}